NORTH BRUNSWICK - The Middlesex Prosecutor's Office, along with North Brunswick Police, ATF and the FBI are investigating a small explosion at a locksmith store on Livingston Avenue early this morning, according to WPIX.

A victim was brought to Robert Wood Johnson University Hospital to be treated for injuries, according to the report.

Officials would not comment on what type of explosion occurred.

Follow NJ.com for more on this story as it develops.