Laos is the most heavily bombed country in the world per capita. On average, bombs were dropped here every eight minutes for nine years. Chamvaongsa, lobbied u. S. Congress and raised millions to clear the land. One aecre can take two months t clear. It took second for the bombs to drop. It will take a lifetime or two to clear it. Reporter in the chaos after the war, chamvongsa and her family fled to the u. S. When she was 6. When she learned about the legacy of the u. S. Bombing campaign, she knew she had to return. I i would hope that, you k little children would be able to walk to School Without having to fear that they might not return nd of the day. Reporter a bomb killed this womans grandson in 2008. There was so much blood, she told us. He was just 5 years old. The family is now afraid to work their land. There is so much work to be done, but we are going to be able to finish this job if people continue to be committed. So that children like this one can play outside without consequences. Adriana diaz, cbs news, laos. American shoppers are enjoying what could be the longest streak of falling food prices in a half century. Family to feed. Not so good for farmers. Heres manuel bojorquez. Heather buen says putting food on the table has gotten easier. Less painful to go to the store. Reporter the texas mom tracks what she spend each week and says savings on bread and eggs add up. I would say i can save anywhere from about 25 to 50 some times on my grocery bills comparison to last year. Reporter the average price of a dozen eggs dropped from 2. 57 a year ago to 1. 54. Down nearly 40 . A gallon of milk about 40 cents cheaper. A pound of ground beef, down about 50 cents. The reason the nations Food Supplies have been steadily growing while demand has declined in major overseas markets like china. Where a strong dollar has the made american good more expensive. Going to put cheese on it. Reporter good for u. S. Consumers likeable. En but not pete bonds of texas who owns one of the nations largest cattle operations. These cows would have been worth 3,000, 1,500 now. Reporter the loss in value for you means . Several Million Dollars. Reporter several Million Dollars . Yes. Reporter a price drop smaller ranchers may not surv e survive. The government tried to boost the dairy industry buying 20 million worth of cheese distributed to food banks whether that is enough depend on how long prices remain lower in the grocery aisle. Michael buyers is ceo of fiesta mart. I think that is anybodys guess right now. What we are hearing, could go on throughened of year and into the first part of next year. Reporter but not everything is cheaper. Elaine, the price of some fruits and vegetables has actually increased. Due in part to a drought in california. Reporter manuel bojorquez. Thank you. Coming up next, the murder of a young boy may be solved after 27 years. Later, dont tell these people what they cant do. Because theyll prove you wrong. Music extraordinary starts here. New ky intense. A stimulating gel that takes her pleasure to new heights. Ky intense. Squuuuack, lets feed him lets feto the sharks sharks yay and take all of his gold and take all of his gold ya and hide it from the crew ya. . Squuuuack, theyre all morons anyway i never said that. They all smell bad too. No you all smell wonderful i smell bad if youre a parrot, you repeat things. Its what you do. If you want to save fifteen percent or more on car insurance, you switch to geico. Its what you do. Squuuuack, its what you do. Tonight thousands in minnesota are remembering, jacob wetterling, leaving an outside light on. Wetterling vanished 27 years ago. His remains were found last week. Jamie yuccas reports, some say this is a case that should have never gone cold. Reporter 11yearold, welt wetterling, a typical minnesota kid who loved hockey and time with his family. On the night of october 22nd, 1989, jacob, his brother and a friend biked to a convenience store. On way home, a masked gunman approached the boys and abducted jacob. Letting the other two boys go. He grabbed jacob. He told me to run as fast as i could into the woods or else he would shoot. Reporter last week, 53yearold, Daniel Heinrich told the fbi where wetterlings remains were located as an on going plea agreement. A reporter with the saint cloud times. I think they were waiting until they had definite proof. Name have come and gone between the time of the abduction and where we are today such there were other people who looked like they were good suspects. Reporter Court Documents show authorities interviewed heinrich three times beginning months after the abduction. Tire marks from his car were consistent with those at the crime scene. He was never charged. I have always believed that they have been associated. Reporter jared scheirl, kidnapped and sexually assaulted nine months before jacob disappeared. Last year, authorities found dna on the sweatshirt scheirl wore. And investigators, searched, heinrichs home and discovered child pornography. The good news is we have your guy. The bad news is statute of limitations exist in your case we cannot prosecute him. Reporter jareds attack was preceded by eight incidents in painesville between 1986 and 19 88. One victim was troy cole. Gave a statement to city police. What happened. Never heard anything back from anybody. One answered question now, why didnt they do anything about it . Reporter this is the spot jacob was abducted from three decades ago. Just blocked from his familys home. And many here say they will never get over this tragedy. Elaine, the wetterlings did release a statement earlier today saying that they have received an outpouring of support. But theyre still deeply grieving. Heartbreaking story. Jamie, thank you. 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Now, were going to show you how degree dry spray is different. Degree dry spray. Degree. It wont let you down. These days. You are buying finish these days. I got a new dishwasher and they recommend finish. Really . You should try it. Unlike cascade gel, finish has active cleaning enzymes. Its unique powerball takes on anything. Choose finish. Today president obama defended Colin Kaepernicks right not to stand during the national anthem. In china, the president said the 49ers quarterback cares about some real legitimate issues though he acknowledged it is a tough thing for the military to accept. Kaepernick says he is protesting racial injustice. On sunday, soccer star, megan ropinoe joined the protest kneeling before a game, in her word, to keep the conversation going. The largest living primate has been moved to the critically endangered list. Africas eastern gorilla population has fallen by 70 in 20 years. It is now one step away from extinction. Illegal hunting is mostly to blame. The news is better for giant pandas. Theyre now off the endangered list. Actor hugh obrien died at his home in beverly hills. Obrien a star in the late 1950s playing the real life hero, wyatt earp in one of tvs first westerns and started an organization to develop Youth Leadership with more than 350,000 graduates. Hugh obrien was 91. In the queen song dont stop me now freddie mercury, sang he was a shooting star leaping through the star. That was prophetic. Today on what would have been his 70th birth a day. Group of international astronomers named an asteroid after mercury who died in ,,, finally tonight, it has been said the only limits are the ones you set for yourself. Chip reid discovered how true that is. Reporter 8yearold matss stover ling was born with spina bifida and has no use of his legs. What he does have is fierce determination. What did it feel look when you got to the top . It felt really cool at the top. Like i was flying or something. Reporter his chance to fly was made possible by eric gray, who founded catalysts sports which teaches climbing to people with all kind of disabilities. It just brings me joy to see that, to see people push themselves. And, and just go as far as they can. Reporter the ropes keep them from falling, but the upward progress is all their own. What is the hardest part of this, john . Um, remembering to breathe. Reporter remembering to breathe. Reporter dr. Jonathan lessin had parkinsons for 13 years. Left foot up. Reporter climbing he said is the perfect therapy. Look you walk in. You feel stiff. You cant walk. Your joints are stiff. You climb, you are making big movements. Stretching your joints. Stretching your muscles. And you feel like you can you can run out of here. Reporter gray who lost an eye to cancer calls climbing an equalizer. You will see a lot of people they will come in in a wheelchair. They leave the wheelchair behind. You take pictures, you cant tell whether theyre, you know, have a spinal cord injury or whether they have cerebral palsy, it looks look someone is climbing. Just ask channelle houson whose spine was brocken in a car accident. Reporter what died you think . Didnt think i would get to the top. A big challenge. I did it. Proud of my sef. With no legs. Reporter no legs. But here all you really need is heart. Chip reid, cbs news, alexandria, virginia. Thats the cbs overnight news for tuesday. For some of you the news continues. For others check back with us later for the morning news and cbs this morning. From the Broadcast Center in new york city, im elaine quijano. This is the cbs overnight news. Welcome to the cbs overnight news. President obama continues to make history in the final months on the job. He is the first u. S. President to visit the isolated asian nation of laos. Air force one landed in a rain storm. Laos, a communist controlled country. It will host an annual meeting of Southeast Asian nations. Before arriving, mr. Obama was at the g20 summit in china. Margaret brennan has our report. In a 90 minute meeting with vladamir putin, president obama tried to salvage a ceasefire deal in syria. But he is walking away emptyhanded. President obama had hoped to broker a Ground Breaking deal with vladamir putin to coordinate air strikes against isis and ooik lyal qaeda linked terrorists in syria. Last minute russia pulled back. The proposed deal would have stopped ally, Bashar Alassad from bombing rebels, and also allowing aid into starving cities look aleppo. Sadly the city came under siege as the deal fell apart. President obama said they needed the russians if theyre to make progress in syria. If we do not get some buyin from the russians, on reducing the violence and easing the humanitarian crisis, it is difficult to see how we get to the next phase. Reporter any alliance with russia would be extraordinary. Given their brutal behavior inside syria. But putins military might made him indispensable. The white house is reluctant to use force and has no diplomatic backup plan. The mideast crisis overshadowed president obamas main mission here at the g20. To bridge tensions with china whose aggressive military expansion in asia is rattling nerves. With asia on edge, Nuclear Armed north korea test fired three Ballistic Missile into the sea of japan. The white house strongly condemned the missile test and called it a reckless threat to boats and planes in the area. Behind closed doors, president obama also pressured chinas xi, to rein in north korea. The president ial candidates spent labor day in ohio. Our latest tracker poll shows a tight race with Hillary Clinton up two points over donald trump. Clinton addressed supporters in cleveland. Thats why if tim and i are elected we are going to say no to attacks on unions. No to rolling back collective bargaining. No to unfair trade deals like tpp. No to pension cuts that deny you the security retirement that you have earned. No to right to work because right to work is wrong for workers and wrong for america. Clinton did not address the latest fbi revelation as but her use of a personal email server while secretary of state. Nancy cordes reports. She said it was a mistake. She learned from it. Reporter clintons runningmate repeated the campaign line of defense this weekend after fbi notes showed that a clinton computer specialist deleted a trove of her emails last year, after a Congressional Committee had ordered they be preserved. The fbi notes also revealed that clinton told agents she couldnt recall receiving any briefing or training on how to handle classified information as secretary of state. When presented with a confidential email with the marking c next to the pair graft, she speculated marked in alphabetical order and questioned classified level. Kaine, had this explanation. We look at so much material. If it is pulled out and identified. Difficult to know if a statement or paragraph is classified or not. Reporter in a trump, tweet went after clinton. Lying Hillary Clinton told the fbi she did not know the c markings on documents stood for classified. How can this be happening . The fib also deter m the f determined she used eight black berries during her tenure. Agents could not examine them because her lawyers were unable to locate any of these devices. Donald trumps runningmate, mike pence. More evidence that Hillary Clinton is the most dishonest candidate for president of the United States. She wasnt the only secretary of state wary of their emails becoming public record. 2009 email, colin powell told clinton be very careful. I got around it all by not saying much and not using systems that captured the data. That exchange contradicts what powell told People Magazine last month when he says that he only sent clinton a memo about his email practices a year into her teen tenure. As to the trump attack and tweet, shows clinton doesnt understand that c means classified. He has his facts wrong too. The fbi director says the c stood for confidential, not classified. Donald trump battling for votes. Reporters asked him about his recent speech on illegal immigration. We had a very big crowd. It was unbelievably supportive and enthusiastic. And i think that probably, led to people saying, gee whiz, that was stuff. The crowd was so strong about it. The crowd loved it. Some people loved it. Way i look ate. Mexico was 100 . The speech, there were, 60 loved it. And some people thought it was, the tone was tough. Reporter donald trump accomplished what he sought out to do. He made the race competitive. Hillary clinton still leads. Trump has the cut her postconvention advantage by more than half in the recent cbs news battleground survey. Even though, trump faces charges of a muddled immigration policy and, those charges are coming from republicans. Donald trump made it very clear that a priority of our administration will be removing criminal aliens. Donald trump is going to get rid of very early on, 2 million to 3 million criminals that are here illegallien this country. Reporter Donald Trumps advisers have the talking points down on criminal undocumented immigrants. Just not specifics. If theyre criminals theyre going immediately. We dont know what the number is. Anything from 1 million to 2 million. 700,000 in the country have committed felonies or serious misdemeanors. For millions of immigrants with no criminal record. Trumps plan. Breathe. What donald trump wants to do is take a deep breath and look at where we are in the country then. Find out a humane way to deal with those. Senator jeff flake who skipped trumps immigration speech, calls it a muddle. He pivots, pivots right back. So it is a 360 degree pivot at times. Reporter Hillary Clintons Campaign Said immigrant families can see straight through her opponents cynical ploys. And that trumps message is clear. Everyone must go. A recent cbs news poll shows more than 60 of voters believe both trump and clinton only talk about issues concerning minorities to gain support. As part of his effort to reach africanamerican voters, trump traveled to detroit over the weekend. For centuries the africanamerican church has been the conscience of our country. Reporter as Rudy Giuliani defended trumps outreach to minorities. For years, people say, republicans dont reach out to the africanamerican community. Well he reached out to the get ready. To show your roots. With root touch up from nicen easy it blends with leading shades, even salon shades. In just 10 minutes. So pick your shade. And show the world your roots. With root touchup. Music extraordinary starts here. New ky intense. A stimulating gel that takes her pleasure to new heights. Ky intense. Federal officials are concerned that hackers, working for a foreign country, could break into the u. S. Voting system and wreak havoc. State owe election web sites in illinois and arizona had to be shut down this summer because they were hacked. And just last week, the fbi warned, local officials nationwide to be aware of unauthorized in strugss. Not only Government Computers at risk. Theyre finding it easy to spy on your cell phone. As sharon alfonzi found out for 60 minutes. If you have somebodys phone number what can you do . Track their whereabouts. Know where they go to work. Spy on whom they call. And what they say over the phone. And you can read their texts. We wanted to see whether knolls group could do what they claimed. So we sent an offtheshelf ayephone from 60 minutes in new york to representative ted lou, a congressman from california, Computer Science degree from stanford and member of the House Committee that oversees technology. He agreed to use our phone tal