Steve Griffin, Deseret News
FILE - Candles illuminate photos of Marquez Grajeda during a vigil for the 15-year-old who was fatally shot in a West Valley City on Tuesday, Feb. 5, 2019. Family and friends attended the vigil in West Valley City on Wednesday, Feb. 6, 2019.

WEST VALLEY CITY — A dive team has recovered the gun police say may have been used in the fatal shooting of a 15-year-old boy.

Tuesday afternoon, Marquez Grajeda, 15, was shot and killed while in a bedroom of a house, 1347 W. 2320 South, he was visiting with other friends during their lunch break from school, according to police. A 14-year-old boy was arrested for investigation of murder. The boy claimed the shooting was not intentional, according to police.

Thursday, West Valley police announced that a Utah Highway Patrol dive team had recovered the gun believed to have been used in the fatal shooting in a canal near 2700 South and 1400 West.

Detectives have now seized three guns as part of their investigation: two from inside the home where the shooting occurred and the one from the canal. One of the guns recovered in the house belongs to the homeowner, according to West Valley police. Investigators have not been able to determine who owns the second gun.

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As for the gun in the canal, "We have no evidence to indicate that the recovered gun belongs to anyone in the home where the shooting occurred," police spokeswoman Roxeanne Vainuku said.

The name of the boy arrested has not been released.

He and Marquez were in the house with other juveniles and adults at the time. Police have not said what the 14-year-old was doing with the gun at the time of the shooting or why it went off. Marquez was shot in the head from close range, police stated.

Friends and family members held a candlelight vigil in front of Marquez's home Wednesday night.