NEW : With snow coming , authorities continue to hunt for the suspect near Big Bear Lake . Police believe former cop Christopher Jordan Dorner shot three officers , killing one . Suspect 's grudge dates back to 2007 complaint . This was Sunday after he allegedly killed one people , three a retired LAPD officer 's daughter . In an 11-page manifesto , LAPD promises `` war '' on police and their families .
NEW : With snow coming , authorities continue to hunt for the suspect near Big Bear Lake . Police believe former cop Christopher Jordan Dorner shot three officers , killing one . This was Sunday after he allegedly killed one people , three a retired LAPD officer 's daughter . In an 11-page manifesto , LAPD promises `` war '' on police and their families .