June 28, 2017 6:36 pm I-Team: Central Park Explosion Update A reward has been increased to $40,000 for any lead on the case of a man who lost his leg to a mysterious explosive blast. Chris Glorioso reports. Local 0:23 Pro-Palestinian protesters take over Hamilton Hall at Columbia University 3:01 I-Team: NYPD officers testify in surveillance video controversy 1:59 2 suspects charged with murder in Long Island body parts case 2:35 Extra NYPD patrols in Central Park after series of violent crimes 3:01 Columbia begins suspending students after protesters defy deadline