ROBBINSVILLE, NJ (MERCER)--Around 10:30 pm a crowd between 1,000 and 2,000 gathered in the MATRIX Northeast Business Park off Applegate Drive. Witnesses in the area stated cars could be heard over a mile away burning out, racing, and exhaust backfiring. Calls were also coming into Robbinsville Township Police reporting the same noises coming from the back of the industrial park. When Robbinsville Township Police arrived they reported a crowd of between 1,000 and 2,000 and requested assistance to disperse the crowd from Allentown and New Jersey State Police. The crowd did disperse and roads were blocked to they could leave the area using I-195. About an hour later another crowd formed this time in Hamilton Township on Sloan Avenue near I-295 and the NJ Transit Train Station and the movie theater. Part of the crowd was dispersed again and left towards Lawrence Township. A County wide alert went out to alert neighboring police departments of the group. Not for broadcast without permission. More at MidJersey.News