Suspect dead, 20 other people injured in shooting at New Jersey arts festival June 17, 2018 10:05AM EDT TRENTON, N.J. -- 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. Sixteen the 20 injured were treated for gunshot wounds, Mercer County Prosecutor Angelo Onofri said Sunday morning. Four of those, including a 13-year-old boy, were in critical condition. He said that two suspects opened fire around 2:45 a.m. during the Art All Night festival that showcases local art, music, food and films. 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.