NYC: Man wielding knife shot by police inside New York Presbyterian Brooklyn Methodist Hospital, sources say...

NYPD is now reporting in a press conference..."barricaded himself inside a room with other people, Cut himself and was trying to cut other people...the subject also threatened to kill staff... NYPD on scene said there was blood on the walls..subject displayed the bloody weapon..."

https://www.youtube.com/watch?v=tNaiTjVO6-M