brooklyn subway shooting

A gunman wearing a gas mask set off smoke grenades and fired a barrage of bullets inside a rush-hour subway train in Brooklyn.

Police focus on van renter in Brooklyn subway shooting probe.

Gunman opens fire on Brooklyn subway train, 16 injured.

Gunman opens fire on Brooklyn subway train, 16 injured.

Law enforcement officers stand guard at the scene of the shooting in the Brooklyn borough of New York City.

Police released photos of a person of interest Frank James.

NYPD identifies a person of interest in the Brooklyn subway shooting.

Victim of a subway shooting at 25th St. and 4th Avenue in Brooklyn Tuesday morning.

Working to treat victims of a shooting at 36th Street N, R and D station's Manhattan-bound platform in Sunset Park, Brooklyn.

A NYPD officer prepares to hook up to a security camera at the intersection of 4th Avenue and 36th St. on Tuesday.

Police Commissioner Keechant Sewell briefing the media on person of interest Frank R. James in connection to the Brooklyn subway shooting on Tuesday.