May 7, 2014 6:28 pm MTA Conducts Track-Level Inspection for Cause of Subway Derailment Officials with the MTA are going rail by rail to find the cause of last week’s subway derailment in Queens. Andrew Siff has more. Local 3:24 Mayor Adams and the NYPD urge protesters to leave Columbia University 18:33 NYC Mayor Eric Adams says Columbia University protesters include outside actors 15:40 Aerial views of Hamilton Hall at Columbia University 2:17 Dramatic bodycam video shows the moments New Jersey Transit officers save a choking child 7:06 NYPD stepping up patrols in Central Park, suspect arrested in 1 attack