BIG BEAR LAKE, Calif. (AP) — Authorities are offering a $1 million reward for information leading to the arrest of Christopher Dorner, the former Los Angeles police officer suspected in three killings who is the subject of a manhunt in Southern California.

LA Mayor Antonio Villaraigosa announced the reward at a news conference at LAPD headquarters Sunday.

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Some 80 miles to the east, SWAT teams continued to scour snow-covered mountains near where the 33-year-old fugitive’s charred pickup truck was discovered Thursday.

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Authorities say Dorner has vowed revenge against several former LAPD colleagues whom he blames for ending his career.

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(Copyright 2013 The Associated Press.)