Received text message from a Roosevelt Island resident this evening saying:

Have you seen the massive police and fire boat and helicopter activity on the north end of Roosevelt Island? 8 Boats responding, at least 2 helicopters. The entire FDR Northbound shut down…. Frogmen in the water.

Another resident shares this photo and adds:

Helicopter in water, ties to boat. Upside down

Irina Hage shares picture
video and reports:

Very frightening and tragic helicopter accident near Roosevelt Island.

According to the Twitterverse: UPDATE 10:10 PM: UPDATE 10:50 PM: UPDATE 3/12: UPDATE 2:35 PM: UPDATE 8 PM: