Pennsylvania prosecutors say they will try a 13-year-old boy as an adult in the death of his 9-year-old brother, who he allegedly killed with one of two guns his parents kept unsecured in the living room sofa, during a game of "cops and robbers."https://t.co/nK8yzBoulG

— Rebecca J. Kavanagh (@DrRJKavanagh) July 12, 2020