Murder of 12-year-old girl in Pennsylvania by Ash Cooper

Eighteen-year-old Ash Cooper, formerly Joshua Cooper, was sentenced to 15 to 40 years in a Pennsylvania state prison after pleading guilty to murdering a 12-year-old girl. The murder took place in Bensalem, Pennsylvania, and Cooper was caught after confessing to a friend on Instagram. Cooper manipulated his father's gun safe to access the firearm used in the murder.