Peoria Police arrested Shaun Gentilo

Peoria Police arrested Shaun Gentilo and charged him with killing his step-grandfather.

Peoria Police arrested Shaun Gentilo and charged him with fatally stabbing his step-grandfather.

Police responded to a stabbing call at 3 a.m. April 24 on the 9200 block of West Gold Dust Avenue.

Police found the victim, an 89-year-old Peoria resident, who died at the scene.

Gentilo allegedly fled the home prior to officers arrival.

He returned to the home at 6 a.m. and was arrested before being transported to Maricopa County Fourth Avenue Jail.

Gentilo, 41, faces first-degree murder charges.