The incident occurred in San Diego during the marathon.
Unknown opened Sunday shooting on the street in San Diego (California), reports the Chronicle.info with reference to the UNN.
The incident occurred at about 11:10 in the southern part of the city on the way rock-n-roll marathon.
At the moment the situation is under police control.
Rock-n-roll marathon is a race with the participation of street musicians, dancers and cheerleaders.
It is held annually in many cities around the world.