March 1, 2016 10:15 pm Trump, Clinton Build Steam With Super Tuesday Wins Republican Donald Trump and Democrat Hillary Clinton closed in on their party’s presidential nominations by racking up big wins on Super Tuesday. NBC 5’s Mary Ann Ahern 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