Ex-US police officer sought in deadly shootings

A former Los Angeles police officer who has threatened "warfare" on former colleagues was the target of a manhunt Thursday after two weekend killings and an overnight shooting that killed one officer and critically wounded another.
Authorities called Christopher Jordan Dorner "armed and dangerous" and said a threatening manifesto had been found. Dorner was fired from the police department in 2008, and one of the weekend victims was the daughter of a former police captain who had represented him during his disciplinary proceedings.
San Diego police Sgt. Ray Battrick said Dorner's police badge and ID were found by a citizen near the city's airport and turned in to police.
The department has taken such protective measures as reassigning motorcycle officers to cars, Police Cmdr. Andrew Smith said.
Officials say Dorner shot at two Los Angeles Police Department officers, grazing one, then ambushed two police officers at a separate location, killing one and critically wounding the other. They had not been actively looking for him at the time.
Dorner also is wanted in the killings of Monica Quan and her fianc