February 17, 2011 6:56 am N Files: Thursday, February 17 Timmy sings the new Britney Spears song, a grandma reads Conan O’Brien‘s tweets and James Earl Jones interprets a Justin Bieber song. Local 3:10 Suspect charged in killing of Chicago police officer faces additional charges 2:03 Prosecutors detail how Calumet City cold case unfolded, with suspect finally arrested 0:54 Richest person in Illinois revealed in new Forbes Magazine ranking 1:45 Video shows arrest of suspect in CPD officer Luis Huesca's murder 2:25 Thursday afternoon forecast