Gunman caught on camera firing into apartment building's hallway in East New York

EAST NEW YORK, Brooklyn (WABC) -- A masked gunman opened fire in the hallway of an apartment building in Brooklyn.

Surveillance video shows the suspect entering the lobby of a building Wednesday in the East New York section and unloading four rounds at a group of men who were in the hallway.

There were no reported injuries.

Investigators are now looking for the gunman, and the man who let him in the building.

Anyone with information in regards to this incident is asked to call the NYPD's Crime Stoppers Hotline at 800-577-TIPS.