WCBS-TV reported that shots were fired at the Westfield Garden State Plaza Mall around 9:30 p.m. yesterday.
There were no immediate reports of injuries. People inside the mall tell the television station that it is on lockdown.
Emergency radio transmissions say authorities are waiting for SWAT teams to arrive.
No contact has been made with a shooter. The mall is located in Bergen County, about 35 kilometers southwest of Manhattan.