CROYDON, Pa. (CBS) – The cousin of a 14-year-old girl who was found stabbed and shot in her Bristol Township home was charged with murder.

Cousin Of 14-Year-Old Girl Who Was Fatally Stabbed, Shot Named A Suspect 

Authorities say 19-year-old Colin Haag was charged Friday in the death of his 14-year-old cousin, Autumn Bartle.

The District Attorney’s office has released autopsy findings.

Autumn died from a gunshot wound to the head and multiple stab wounds. She had been stabbed more than 80 times, the examination found.

Police say Bartle was found shot and stabbed multiple times inside her home on Sycamore Avenue in Croydon last week.

14-Year-Old Girl Dies From Injuries After Being Shot, Stabbed Multiple Times Inside Home

She passed away on Monday.

Haag was arraigned on criminal homicide and related charges.