September 12, 2013 5:12 pm Light at Night May Hurt Your Sleep Is the light from your smart phone, tablet or TV making it harder for you to get a good night’s sleep? Nesita Kwan reports. 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