Sheriff: Stabbing suspect killed father, injured mother

Frederick County sheriff's deputies shot and killed a man early Tuesday morning who they said stabbed his parents, killing his father. According to the Frederick County Sheriff's Office, deputies were called around 2:10 a.m. to the 5800 block of Haller Place for a call about a stabbing. Authorities said the suspect's mother was found inside the house and his father was found down the street, both were stabbed. Three additional deputies found the suspect and fired multiple rounds, killing him.