HERMISTON -- Hermiston police are searching for a shooting suspect wanted for wounding an 18-year-old Hermiston man during a fight at a convenience store, authorities said.

Investigators say the shooting was not gang-related.

Carlos Valenzuela was shot in his right arm and treated at Good Shepherd Medical Center, said Hermiston police Lt. Tim Beinert.

The fight was reported just after 8 p.m. Tuesday at the 7-Eleven store at 775 S. Highway 395 in Hermiston, he said.

The suspect, Guadalupe Avina, 25, of Umatilla, is accused of shooting Valenzuela with a handgun.

Anyone with information is asked to call Hermiston police at 541-567-5519 or Detective Bill Osborn at 541-667-5095.