The F.B.I. is investigating the fatal shooting of a 13-year-old boy by a sheriff’s deputy in Northern California The shooting of the boy, Andy Lopez, in Santa Rosa on Tuesday has generated protests, with many residents questioning the deputy’s decision to open fire.

Witnesses say that at least one of the deputies yelled “drop the gun” twice. Ten seconds after their initial report, one of the officers called in that “shots have been fired.” Sixteen seconds later, the deputies called for medical help. The boy was pronounced dead at the scene. The Sonoma County coroner said he found seven “apparent entry wounds.”