NORTH BRUNSWICK, NJ—What is believed to be a pipe bomb exploded this morning at a small business located on Livingston Avenue, just four blocks south of the border from New Brunswick.

Asbury-Ms. Locksmithing at 1007 Livingston Avenue was the site where one man was injured in the small explosion, according to a report on News12 New Jersey.

"It was a relatively small explosion," Acting Middlesex County Prosecutor Andrew Carey told the press. "There were no deaths. One person was taken to the hospital, we expect he will be released shortly."

Investigators with the Federal Bureau of Investigation and the Alcohol Tobacco and Firearms bureau were also on scene. According to the ATF, the FBI is currently the lead agency in the investigation.

The FBI did not immediately return a phone message left at their Newark office.

North Brunswick Township used their Nixle emergency alert system at 6:18am to alert residents and commuters of the road closure.

"North Brunswick officers are currently involved in an investigation on Livingston Avenue between Cranbury Cross Road and Ridegwood Avenue. That portion of the road is closed," read the announcement.

UPDATE (1:49PM): The FBI has released a statement.

At approximately 4 am this morning, a small explosion occurred in the vicinity of a locksmith business located on Livingston Avenue, in North Brunswick. The Federal Bureau of Investigation (FBI) is currently on scene and is investigating the source of the explosion. The Alcohol, Tobacco and Firearms Bureau (ATF), New Jersey State Police (NJSP), Middlesex County Prosecutor's Office and North Brunswick Police Department are assisting with the investigation. The scene has been secured and is being thoroughly reviewed. At this point in time there is no threat to public safety. No additional information can be released at this point in time.

Editor's Note: Asbury-Ms. Locksmithing is an advertiser with New Brunswick Today.