A 6-year-old New Jersey boy has died after being shot in the head by a 4-year-old playmate, Toms River police Chief Michael Mastronardy said.

Brandon Holt was pronounced dead at 5 p.m. Tuesday at Jersey Shore University Medical Center in Neptune, according to Mastronardy. He was shot in the head on Monday evening.

It was the second incident in the United States in recent days involving young children accidentally shooting others.