Of southwest. Emotional farewell to prince. From the bells of his hometown to Bruce Springsteens tribute. Purple rain, purple rain a plane powered by the sun flies into california on the wings of history. Announcer this is the cbs overnight news. Welcome to the cbs overnight news, im jeff glor. Latest on campaign 2016 in a moment. We begin with late news from germany where president obama is set to announce the u. S. Is significantly increasing its military presence in syria. Margaret brennan is traveling with the president. Margaret. Reporter tomorrow the president will announce that the u. S. Is sending up to 250 military personnel to syria to join local forces fighting isis. U. S. Military personnel to 300. This as the president today was pushing for a major trade deal here in germany. President obama and german chancellor Angela Merkel are pushing a controversial trade deal that brought more than 30,000 protesters to the streets this weekend. They fear the socalled Transatlantic Partnership would weaken environmental standard and consumer protections. President obama defended the pact that would create the largest free trade zone. If you look at the benefits to the United States or to germany of free trade around the world it is indisputable it made our economies stronger. Reporter support for mr. Obama still popular in europe could help merkel facing a host of crises that have damaged her public standing. Chancellor merkel has been consistent. She has been steady. She is trust worthy. Reporter her decision to allow more than 1 million refugees safe hach in germany security threat. She is on the right side of history on this. She is giving voice, i think to the kinds of principles that bring people together rather than divide them. Reporter president obama added he is closer to merkel than any other world leader. Jeff, perhaps thats a parting gift to an important ally in this farewell tour of europe. Margaret brennan tonight. Thank you. Five states have primary elections on tuesday. Democrats and republicans are voting in connecticut, rhode island, delaware, maryland, pennsylvania. With combined 556 delegates at stake. Our new Battleground Tracker poll out today shows republican frontrunner donald trump leading the field by a wide margin in delegate rich pennsylvania. On the democratic side, Hillary Clinton leads Bernie Sanders by eight points. And we are tracking the races. Reporter donald Trump Supporters waited seven hours to see him in hagerstown, maryland. Number one. Wouldnt you rather have that for the president than somebody that has just been trum expected to perform well in all five states, voting on tuesday. The latest cbs news Battleground Tracker shows him dominating in pennsylvania. Leading by 23 points. While Trumps Campaign has made recent efforts to reshape his image to act more president ial, trump defied and even mocked the idea of a transformation. Trump supporters seem okay with that. He is president ial enough for me. A lot of people, a big crowd here. I think that speaks for itself. The eyes of the country are all on the hoosier state. Reporter ted cruz is focusing on the next contest, campaigning in indiana today. He is hoping to close the fivepoint gap between him and trump before may 3rd. We have work to do. Reporter Hillary Clinton spent the morning visiting afternoon in connecticut. I would be so honored and humbled to have your vote on tuesday. And i want you to know that if you will vote for me on tuesday. I will stand up and fight for you through this campaign, all the way in to the white house. Reporter clinton even appears to be making an impression on one billionaire republican donor, today, charles koch said this. So is it possible another clinton could be better than another republican . Its possible. Its possible. Reporter Bernie Sanders says, dont count him out yet. We are going to continue. Until the last vote is cast. About. Sanders softened his attacks on clinton during the latest respond of campaigning. Instead. Jeff, he urged her to support a tax on car been emissions to curb climate change. Now bring in cbs news salvonto in d. C. With donald trump up in pennsylvania and up in indiana, how are voters feeling right now . Well, some sense of inevitablility is creeping in, jeff. Most in indiana they thing donald trump will be the likely nominee include half of ted cruzs voters. The key here is following expected wins in pennsylvania and elsewhere on tuesday, then, indiana, the following week, was touted as one of the last places that the stop trump forces could make a stand. But he is up there too. What does that do for trumps delegate math . Get him closer to clinching . It will keep him on path. He now has a clear sight line to the nomination. If he does well it will put him in a position to clinch. Still, not until we get near the end of the process in june. On the democratic side. Anthony things appear to look good for Hillary Clinton how do voters feel on that side . There is also a feeling among democrats, clinton is the likely nominee. Bernie sanders voters strongly they say he is having a positive effect, that he is pushing Hillary Clinton toward more of jeff. Anthony salvanto, thank you very much. Thank you. Federal agents came under fire in kansas this weekend. At least three were hit, two u. S. Marshals and fbi agent. Shot looking for a suspect at a motel in topeka. The agents are expected to be okay. An 18yearold who opened fire at a wisconsin prom last night has died. Police shot jacob wagner after he shot two people leaving at the prom at Antigo High School a student until last year. Police believe he chose his targets at random. Wagners victims are expected to survive. Right back. Important message for women and men ages 50 to 85. Please write down this tollfree number now. 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This plan is affordable, with Coverage Options for just 9. 95 a month. Thats less than 35 cents a day. Your rate is locked in and your acceptance is guaranteed. You cannot be turned down because of your health. See how much coverage you can get for just 9. 95 a month. Call now for your free information kit. Late today officials called killings of eight members of an ohio family friday a preplanned execution. The manhunt continues in southern ohio for who ever is responsible. And tonight David Begnaud is in pike county, ohio. Reporter Law Enforcement finished collecting evidence at the homes where the killings took place to. Night crews are searching the wooded area around the properties. Ohio attorney general mike dewine is leading the investigation. Do you think the perpetrator was a stranger to the family or think the individual was a known to the victims . You know i think we should not speculate about whether or not the assailant or assailants were known to the family or were not. Reporter the sheriff says the killer may have had help. You have multiple crime scenes. You have eight people in a family that were murdered. In four different locations. Reporter some victims apparently put up a fight. Others were shot dead in their sleep. The head according to authorities. The surviving members of the family have been warned they are the only apparent targets. There has been no other family targeted in the county but them. Eight members of the family. I told them, we would be there if they needed anything. I told them to be armed. Reporter at the dogwood festival downtown this afternoon the crowd was smaller than usual. Courtney boyar came with her infant. People are scared to come out. What if that person who shot all those people is running around here. You dont know who it is or what theyre capable of doing. Brandy thieabalt grew up around the victims. She is nervous. Uncomfortable. Sad. Just on edge. Just waiting for Something Else to happen. Reporter seven of the eight autopsies have already been completed. The final autopsy will happen tomorrow. Jeff the attorney general said this afternoon there were three marijuana grow operations found at the crime scenes. The attorney general says drug activity and Gang Activity are considered as possible motives. But nothing is certain as of right now. David begnaud, thank you. Large apartment complex under construction in gilbert, arizona jut outside the phoenix. Reporter from a helicopter you could see the fire from miles away. The National Weather service tweeted smoke was picked up by weather radar. At least 120 firefighters responded. Because of the wind, extremely fast. The flames felt like i was getting a tan. Reporter it happened just after 6 00 last night at an apartment complex under construction. Causing exposed wood from 17 buildings to burn fast. Heavy wind gusts spread the flames to neighboring homes forcing evacuation of at least 100 people. Three firefighters had to be treated for smoke inhalation. One fire fighter suffered burns to his hands. Captain gary hilldebrandt. Move their trucks to the east approaching their trucks. And, kind of an overwhelming the firefighters. Reporter today fire investigators combed through debris, while police still had the area blocked off. Being allowed back into their homes tonight. Jeff, because the fire covered such a large area, it could be days before fire investigators determine a cause. Thank you. The fire danger is not limited to arizona. For more on this we turn to wbz meteorologist pamela gardner. Pamela. Jeff, the northeast has also been dealing with red flag warnings and enhanced fire danger the last couple of dates. Especially going into tomorrow, too, also going to be a dry day. But the southwestern u. S. , dealing with red flag warnings, fire weather watches, as well as high wind watches and wind advisories out for monday. Any wildfires that develop could spread quickly. Meanwhile, in the midwest, looking at a very active weather week. Severe weather threats tonight. And into tuesday. Forecast models hinting at potential for Severe Weather outbreak. We have a couple systems. The Second System is one that we are focused on. Developing across the pacific northwest. As you can see, get into tuesday night. Potential for scattered, severe thunderstorms. And the threat for damaging wind, large hail and potential for some tornados too. Jeff. Pamela gardner. Thank you. A small private farewell to prince this weekend. After the singers remains were cremated. Friend and family gathered at his estate outside minneapolis yesterday to celebrate his life. The hometown celebration is still going. Reporter through the storm clouds, the sounds of prince rang out from Minneapolis City Hall tower bells. For a halfhour, the bells played the hometown superstars hits like 1999. Under umbrellas, fans like steven young listened and its an emotional moment. I think this helps make us start to understand that actually, that he is actually gone. Reporter at the hall that prince attended. Friend and musician, larry graham who introduced him to the faith was emotional. Elder Jim Lundstrom says the rock star was an active member of faith even going door to door handing out pamphlets. He was a brother. Spiritual brother. Of course there is sadness. Reporter princes remains were cremated friday. Family and friends, sheila e, held a private funeral at his paisley park home saturday night. Week of remembrance for prince rogers nelson. In brooklyn last night. Bruce springsteen opened his show by playing purple rain. Times have changed. Styles have come and gone. No matter what prince is never not been cool. Nbc saturday night live aired a special tribute show. Seen video of prince performing at the shows 40th anniversary after party. Amc movie theaters across the country are playing princes movie purple rain. Eric claptons facebook tribute he wrote the movie helped him write his song holy mother and called prince a light in the darkness. There was fear there would not be a public memorial. The family says there is one in the works. Fans are paying tribute by buying his music. Jeff, since his death, princes songs are now topping billboard charts. And the top ten songs on itunes are all prince songs. Thank you. Up next, an historic flight to california without a drop of fuel. And wind whips up chaos at a track meet. When the cbs overnight news continues. Crisp bubbles. Well, thanks anyway. Lipton sparkling iced tea so i mowed the lawn, put up all the decorations. I thought i got everything. Almost everything you know, 1 in 10 houses could get hit by a septic disaster, and a bill of up to 13,000. But for only 7 a month, ridx is scientifically proven to break down waste, helping you avoid a septic disaster. Ridx. The 1 brand used by septic why just shave, when you can choose to smooth . Choose suprises over dull. Design, over in a lull. Choose skin you adore. Choose venus. Choose more. Choose to take a stand. Choose to smooth. There is an update on an historic flight around the world powered entirely by the sun. Overnight the Solar Impulse ii finished its journey across the pacific ocean, flying from hawaii to californias silicon valley. And the trip isnt over. Here is chris martinez. Reporter after 62 hours in the air, nonstop, the Solar Impulse ii passed over the Golden Gate Bridge before gently gliding back to earth. [ applause ] reporter lone pilot Bertrand Piccard described his experience hours before touching down. The view is gorgeous. Reporter the experimental aircraft runs entirely on solar power. The wings which stretch wider than a boeing 747 are covered with 17,000 solar cells. They constantly recharge the planes batteries allowing it to travel up to 60 Miles Per Hour during the day. Holding enough charge to continue to fly at night. Achieve the impossible. That we can fly longer without fuel than with fuel. Reporter the Solar Impulse ii began its journey over a year ago. First taking off in abu dhabi. Now made nine separate flights in an attempt to circle the globe. But there have been complications along the way. After landing in hawaii last summer, the aircraft was grounded for nearly ten months because of heat damage to the battery system. The plane finally took to the skies again last week prompting a call to the cockpit on earth day from the headquarters of the united nations. You look like an astronaut in what you are doing today in new york signing the climate agreement the paris climate agreement is more than protecting the environment, it is the launch of the Clean Technology revolution. Reporter from california, the plane will head to new york before attempting to cross the atlantic and finally complete its voyage. The story is not finished, huh . Reporter a story that could one day change the way we fly. Chris martinez, cbs news, los angeles. Up next here, lights out for at a playoff game today. A founding document for the game of baseball fetched a huge price today. It is called the laws of baseball, and in 1857 it set the distance between bases and the size of ball and bat. Some one paid 3. 26 million for it at auction. Doc adams was the author. Also the games first shortstop. A dark day in memphis. Due to a power surge in the Second Quarter of todays nba playoff game, grizzlies spurs. The lights went out in the arena. The game was delayed 20 minutes. San antonio won, sweeping the London Marathon held today with participants from all over the world and beyond. British astronaut tim peak joined in from the International Space station, running 26. 2 miles on a treadmill while looking at a simulation of london streets on an ipad. His time, 3 35. At a california track meet this weekend it was the spectator whose were off and running. A gust of wind picked up tents and sent them flying. A scary moment. But no one was hurt there. Still ahead here tonight, a war find a new one. We close tonight with the story of a teenage migrant whose journey we have been following since last summer. He never thought he would be making apple pancakes in a german high school. But in his short 16 years of life he didnt think he would have to flee the war in syria either. Now, one in ten students here is a migrant. Almost all were young men traveling on their own. I miss my family. You know, its been about four months since i have seen my parents. I think about like when will this be over. Reporter the war. Yeah. Reporter we first met him in greece after he survived the treacherous crossing where so crowded train from austria. And then again, when he first arrived in germany. Home sick and tired. Whats a normal life to you, what does it mean . You have a home. You go to school. You come back with your mom cooking. Yelling at you. Reporter he changed a bit since we last saw him. You got your braces off . Yeah. Reporter he still d