Troopers say just after 7 p.m., reports came in of a person discharging a handgun and striking another vehicle in the area of I-95 southbound near the exit 36 off ramp.
Police say the incident may have occurred anywhere between exits 41 to 36.
A description of the suspect has not been provided. No injuries have been reported.
Officials are asking anyone with information on the incident to call State Police at 203-696-2500.