Detained man suspect in 4 Calif. homeless killings

Homeless people wait in line to pick up hygiene kits in Santa Ana , Calif., Thursday, Jan. 5, 2012. Homeless people in Orange County are put on alert by police and advocates concerned that they're the target of a serial killer who has already slain three homeless men. Police said an attacker has stabbed three homeless people to death in north Orange County. (AP Photo/Jae C. Hong)

January 14, 2012 4:42:54 PM PST
Investigators are "extremely confident" that a man in their custody is responsible for all four recent killings of homeless men in Orange County, Anaheim Police Chief John Welter said Saturday.