WILMINGTON, Del. (CBS) - Authorities in New Castle County are investigating a shooting at a bowling alley that left six people injured Friday night.

The incident happed at the First State Bowling Alley in the unit block of Kiwanis Drive in Wilmington a litte before midnight. Authorities say that Chester High School’s class of 2002 was having a reunion at the alley when shots were fired. It is unknown whether the suspects involved were a part of the reunion.

According to police, three men and a female were transported to Christiana Hospital with non-life threatening injuries. Two other victims, a 23-year-old female and a 27-year-old male from Chester, sustained grazed wounds and denied medical treatment.

New Castle County Police are seeking assistance in identifying three persons of interest in this incident. Anyone with information is asked to contact the police department at 302-395-8110.

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