India, July 28 -- Police have said that at least three people opened fire at the Seattle Center during the Bite of Seattle food festival. One of the victims has been identified as Junior Cee Niko Semo, 19, who was also among one of the shooters. A 15-year-old boy has already been arrested, and police are searching for another suspected gunman.

Nicole Powell, the Seattle Police Department's assistant chief of investigations, said at a news conference Monday afternoon, July 27, that investigators believe the shooting may have been gang-related. Two groups may have fired at each other.

Semo, 19, was one of the three people killed at the food festival at a Seattle arena, just a block from the city's iconic Space Needle. The two other people...