. >>> thu thnew this morning, an y police officer was shot and killed in maryland after a neighbor helped him for help with a domestic dispute. a woman claims she was threatened and says her husband shot the officer. the suspect was also killed after a police chase and shootout. the officer, whose name has not yet been released, was a 17-year veteran of the police force. >>> family says new video showing the chilling moments when a bart police officer shot and killed a man now proves its case. last month, sahleem was shot, and we warn you, the body cam video is graphic. >> [ bleep ], now! >> abc 7 news obtained the recording of the original shown to tindle's family. the family insists this new video proves the 28-year-old was unarmed and shot in the back on january 3rd. a bart police officer reportedly heard a gunshot on 7th street when he arrived, he claims he saw tindle and another man fighting on the ground. >> it's horrible to see, but when it's your little brother, when he's not at fault, you know, it's truly more heart wrenching. >> the family has filed a claim against bart and hope