Murrieta police have released a photo of a black man wanted in connection with a stabbing death

A manhunt is underway in for William Gary Simpson, 19, who is accused of stabbing a Murrieta woman to death in her Milkwood Lane home and seriously injuring her father and another male. Simpson is described by police as a 6-foot-tall black male weighing 120 to 130 pounds. Simpson is considered armed and dangerous.