NEW YORK - The NYPD is investigating a vicious subway attack in Manhattan that was caught on camera.

Surveillance video shows the attack during last Tuesday's evening rush at the 42nd Street-Times Square station. 

Investigators say the victim was waiting for his train when he was approached from behind by a man who punched and kicked him.

It's not clear what led to the incident.

The victim was treated at the scene for bruises to his face.

Anyone with information on the case should contact the Crime Stoppers hotline at 1-800-577-8477, or text CRIMES and then enter TIP577, or visit