>> a few doors down at this sports bar, john laska is finishing up his shift as a cook when he hears i heard one distinctive pop and then three more following it and i knew it was a firearm being shot off. >> laska looks out from the door of the restaurant to see what the commotion is. >> i saw the car pull away. i didn't know if those were the ones shooting or what the deal was. i made sure to note the car, what color it was, how many doors it had, and that's the description i was able to give the police. >> although it's a dangerous situation, laska wants to do everything he can to help. licensed to carry a concealed weapon, he goes to his car to get his gun and then runs to the crime scene. by the time laska arrives, the armed men are gone. >> police came on scene and cordoned off the area. at that point their investigation took over. >> later that night, the man shot by the guard is found in a hotel parking lot five miles away. he dies of his wounds at a local hospital. with the help of laska's description, the abandoned car is found here the home of one of the suspects. the othe