7/31/14: T.J. Walsh recorded this video of fire crews battling a large fire after a garage explosion.
No one was injured when a garage exploded in Alsip, southwest of Chicago, fire officials said.
The Cook County Sheriff's Office said it was investigating the explosion on the 3700 block of 116th Place.
Video shot by resident T.J. Walsh showed fire crews spraying water on a large fire.
NBC Chicago has crews on the way.
