May 1, 2014 1:50 pm May 1 Means Big Step in Ventra Transition Chicago Transit Authority officials say 84 percent of its riders are already using the new Ventra card. NBC Chicago’s Kye Martin reports on the NBC 5 NEWS at NOON on May 1, 2014. 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