1 dead, 20 injured in shooting at New Jersey's Art All Night festival

Shooting broke out at an all-night art festival in Trenton, New Jersey, early Sunday, sending people stampeding from the scene and leaving one suspect dead and 20 people injured, a local prosecutor said, CBS News reported.

Mercer County Prosecutor Angelo Onofri told a news conference Sunday that 16 of the 20 injured were treated for gunshot wounds. Four of those, including a 13-year-old boy, were in critical condition. 

He said that two suspects opened fire during the Art All Night festival that showcases local art, music and food. One of the suspects, a 33-year-old man, was killed. Another suspect is in custody.

Authorities say that about 1,000 people were in the area when the shooting started.