A man is fighting for his life after jumping in front of a southbound R train in Park Slope this morning, police sources said.
The man threw himself in front of the train around 11:15 a.m. at the station on Fourth Avenue and Ninth Street, sources said.
The victim, whose age was not immediately known, was taken to New York Methodist Hospital.
He is listed in critical condition.
Subway service at the station was shut down until 12:10 p.m.