Support. A few minutes ago the governor declared a state of emergency. This is the second night of violence. [ crowd noise ] come back to me reporter the crowd that gathered outside the citys omni hotel when a loud bang was heard. Things have escalated in the last 10 hurling teargas, and the protestors threw the cans back. Within minutes, word spread a man had been shot. They started screaming, then they just shot him. They tried to cover up his blood remember Reporter Police shot and killed 43yearold keith scott. They came across him searching for another man. They say he clearly had a gun and refused to handgun. We did not find a book. Reporter the family members and the woman who recorded this video moments after the shooting say scott, a father of seven, was reading in his car when officers approached. I saw the book fall off his lap. Reporter tonight the protestors and a peaceful prayer service. One moment, it was chaos. Things are getting dicey out here. Reporter another live look at downtown it is unclear who shot and wounded that protestor. Police did not fire a shot. Well continue waupg following this situation throughout the newscast the hunt for a teenaged hitchhiker believed to have violently attacked a 71yearold woman. Jeffrey collins is now wanted for attempted murder. Reporter were learning her condition is improving but she will likely remain here in icu for a few more days. The suspect in this case is still on the run. We did speak with his grand father earlier this after. He didnt want to go on camera but says he saw collins shortly after the attack and had no idea that anything had happened. Reporter a community in shock after a accused of attacking one of their son. We dont have this type of thing happen up here reporter they were stranded from a weekend camping trip, and she invited them into her mountain cab attain wait for a ride. Once inside and without warning, collins attacked her with a fire poker. At one point there was some talk between the suspect possibly stealing her car. It came as a surprise, the suspect out bluff struck her in the head. Reporter he ran and believed to have hitched a ride. The suspects grand father picked him up monday night but was unaware of what happened. The remaining two teenagers didnt go after collins but went to get help. The other two were the ones that went to the neighbors house and called the sheriffs office. Reporter according to family collins grew up here in colorado and has been in an arrest resulted in his having to wear an inkel monitor. He is on the loose, and hes dangerous. And were gonna find him. Reporter investigators are trying to track down that driver that took him in. If you have any information that might help in this case, call the boulder these shots are being fired by police to test out whats called the shotspotter system. Lauren despirito is dispirito is live in the montbello neighborhood. Reporter think of this as calibrating the system, using different bullets and live ammunition, not blanks. The system can tell the difference. When a shooting k. They to know when a s work. This area suspiciouses some of the most gunfire in the city. Have you ever heard gunfire . Yes. Maybe a couple times. Reporter she watches as officers tested the sound Detection Program called shotspotter, saying their planning to use the technology in neighborhood, and it makes system relies on acoustic sensors that pick up when and where a shot was fired. Its helping us get to victims, suspects on occasion. As well as the evidence, the cases that are history onscene. Reporter Denver Police are already using shotspotter in parts of the city where Aaron Sanchez says its helped officers get to scenes in under a minute. Much master than i from neighbors. Generally theyre about a block and a half off of the crime scene reporter reporter tonights tests police say have been successful and will continue through midnight. Theyre not showing what the sensors look like or where they have been placed. Lockdown this morning. New details in a deadly shootout in a denver gas station in the middle of the day with a family a few feet away. Stan bush is live tonight where the shooter learned his sentence. Reached months ago. Today the Justice Department released this video in part to schott complete disregard for innocent life these gang members had. You will see that children were nearlicate in the crossfire. The deadly shootout at a car wash in five points last year finally made public. This video released by the Justice Department shows members of two rival gangs confronting each other in the parking lot, then they start shooting. Exposed to the gunfire. They duck into the backseat as the firing continues. Federal prosecutors released the video a day after sentencing this shooter. 39yearold dietrich mayfield. A second angle shows his getaway driver who was shot in the chest, bleeding from his wound and struggling to start the car. After leaving the scene, the twaesyearold was dropped off a block away from denver healths emergency room sanders also died in the shooting. The video shows mayfield firing multiple times from the passenger side. Murder charges havent been filed in the case, even after a federal grand jury reviewed the case. Investigators found nine millimeter cases littering the scene but the weapon was never recovered. Mayfield was sentenced to just under five weapon. Developing tonight the search for a driver who may have caused the death of a cyclist. That accident happened yesterday near the entrance to carter lake in larimer county. The driver of a white sedan or small suv bumped 43yearold jason holden, causing him to fall off his bike and into the oncoming lane. Holden was hit by another car and died. The cyclists who is beautiful but dangerous. Were given a 12inch shoulder. So it doesnt allow much room to stay on the side of the road. And we have to ride that white line or just to the left. Investigators searching for the first driver who did leave the scene. The second driver stayed and has not been cited. A scathing report demands for a criminal investigation. The internal wauchl dog for the report saying the disastrous v. A. Hospital project in aurora is the result of gross mismanagement. The massive project at least four years behind schedule, and it will end up costing nearly 1. 7 billion, triple the initial estimate. A report shaz a new retired senior official knew the project was overbudget but didnt congress. The report doesnt address a possible criminal investigation, and coffman will keep pressing for one. Breaking news in charlotte, North Carolina tonight. One person has been shot during a second night of riots following a Deadly Police shooting yesterday. Well show you how svlians in this crowd civilians in this crowd tried to protect police in the chaos. Explosives in a neighborhood. And the search for two people who might know something about the manhattan bombing. Controversial banned vanity plates in colorado. Its a violation of our governments freedom of speech. Why some think the state is going too far. Still some lightning strikes in county, loaded up with lightning nothing else going on. This cold front is gonna come through, give us a chill for the weekend and bring us snow the broncos backed von miller as the best defensive player in the nfl, and is why the receivers would like to be of emergency after a second night rivots. Protestors are angry after police shot and killed a man yesterday. We will get new video in now, showing civiliance forming a wall in front of police officers. Theyre trying to keep the protestors away from them. Black power, thats what side im on, black power. [ all talking ] earlier in the night a man sheriffs off condition. Still unknown who pulled the trigger but police say they did not fire the f. B. I. Wants to speak with two people who may have had evidence connected to saturdays bombing in new york city. Video show fwos men removing an shows two men removing the Pressure Cooker and taking the suitcase. They are only considered witnesses. Cruisers searching explosives. Munitions are from artillery practice that happened in that area between 1912 up to world war ii. The state has been working to clean them up for the past five years. This is the first time theyre going into peoples yards. The vast majority of the houses are not going to have any munition material. We may find some munitions related material. I really do not believe were going poses an explosive hazard. The dwoment contracted crews will spend the next couple weeks marking yards before dig further possible explosives. And new video shows a woman getting hit by one of those famous duck boats in boston. The woman walks in front of it without looking, ouch good news she wasnt seriously hurt. [ laughter ] its coming just not tomorrow. Thats right. The first day of fall will look an awful lot like the last day of summer. A couple showers and noefrmz delta county and thunderstorms in delta county, a couple strikes over vacca county. 81 strikes in just the last 15 minutes. A cold front into a stationary front into a col front being held back by High Pressure. Its gonna be an at an or two before it gets here, and well probably stay in the 80s. Showers and thunderstorms still over the southeast. That tropical system continues to circulate over the carolinas and virginia. Virginia, as much as 16 inches of rain out of this over the past several days. You can see how we have this frontal system, its gonna hang out there, and slowly itll move as that High Pressure gets out of see some scattered showers move through the city, and weve got some showers and thunderstorms coming in from the west. Thats gonna be the situation for the next couple of afternoons around here. We take it into saturday, and look at this, genuine snow, and i mean 2, 3, 4 inches of snow here. Its gonna hang around for the saturday morning hours, and continue with showers of rain, snow, for country. But out here, well see mostly sunny skies. Its gonna be much chillier. 84s today, both locations. 60 and 61 were the lows. 89 in 2015 was the record high. Before, that the record low, 27 degrees. Weather watchers, 66 in bailey. Buena vivida has 70. 65 in genesee, and andrew, our junior weather watch frer aurora, 90 degrees today. 65 and 60 now, a south this is a drone photo over silverthorne. This is martia holbert, pretty color there and one from suzanne looking toward the sky through an aspen tree. And what a good boy dustin schafers dog toby near georgetown. Temperatures tonight, 50s, 60s over the eastern plains. Tomorrow much like today. 80s and 90s over the eastern plains. Out west, temperatures in the 70s and lower 80s. The denver forecast for tonight, clearing skies, 60 and 57 the overnight lows. And for tomorrow, increasing clouds, isolated storms, low to mid60s. And here comes the change, 81 on friday, just 66 on saturday. Sunday just 59 with a chance ever showers. Monday we pull out comes back by the end of the week. Thank you. Pot is legal in colorado but not necessarily on your license plate. There are thousands of combinations of letters and numbers that are banned from those vanity plates. Some people are telling our investigator their free speech rights are being violated. Reporter every car must have a plate. If you want to pay extra, you can have a personalized one. Be a guru, or claim your ethnic identity or support your favorite team, but theres a list of 10,000 combinations you cannot put on your plate. One of them is 420, a reference to marijuana. Does it seem odd to you that marijuana is legal and you cant refer to it on a license plate . Yes, its a violation of our governments freedom of speech. Reporter miguel lopez is the organizer of the annual 420 park. Some might ask whats wrong with 420 . Now that we have legalized marijuana. Again its all in weather we determine it to be obscene, offensive, if its offensive in any way. Reporter the list and ban includes thousands of others, especially sexual references, obscenity, and references to guns. Also forbidden are the letters spelling aids. With the lgbt center of denver. I can see why somebody might want to be able to put a pro aids message in support of fighting against aids reporter but he says he understands how other might try to use it negatively. A Committee Reviews questionable requests not already on their list. Aids is one of the banned combinations, whats wrong with determination made by the committee of whether it could be considered offensive to some people. Reporter this one you might not find offensive but if you turn it upside down, it takes a whole new meaning. People get creative, and is so sometimes when you read it backward, says this or upside down it says this. Reporter the ban on some marijuana related plates has lopez wanting to fight. I would like to encourage people to uses to sue the government. Reporter it turns out they already have. In texas, all the way to the u. S. Supreme court. Its government, not priefrt speech that is involved in private speech that is involved in this ban of the banners. 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