Apparently part of the Trump Tower building in Soho just collapsed after being hit by a crane. One person may have been killed, according to reports. An eyewitness says it was a top corner, another says two floors have caved in. "I was eating lunch in the conference room of my office on Hudson Street and we watched as one entire side of a building under construction collapsed," an onlooker told us. "There are ambulances and fire trucks everywhere." Curbed has more.