Ten people were injured overnight during a shooting at a bar in Trenton, eastern US state of New Jersey, authorities said Saturday.

Five men and five women were transported to local hospitals, said Capt. Stephen Varn, a Trenton police spokesperson.

One victim was critically wounded and taken into emergency surgery, Varn said.

Police said they were notified of gunfire around 12:25 a.m. Saturday, according to local media reports.

An investigation into the shooting is going on.