Police in Newark are crediting the city's ShotSpotter gun detection system for alerting them of at least two shootings Sunday.
In one incident, the detection system activated after gunfire erupted in the vicinity of Avon and Peshine avenues shortly before 7:10 p.m.
Units arrived and found shell casings, but no victims were at the scene during the officers' search.
The suspect fled the scene and remained at large.
In another incident, at approximately 7:25 p.m., police responded to reports of shots fired in the area of Jelliff Avenue and Rose Street.
Police arrived and taped off the area after they located shell casings,
No injuries were reported and it is unclear if the two incidents are connected at this time.