Police officers check their weapons before taking off in a helicopter for a manhunt in Fox Lake
Police officers check their weapons before taking off in a helicopter for a manhunt in Fox Lake, Illinois, United States, September 1, 2015. Police with dogs and helicopters are searching woods and swampy areas north of Chicago for three armed suspects after a police officer was shot dead on Tuesday in the suburb of Fox Lake, a local law enforcement official said. REUTERS/Jim Young