Update at 12:20 p.m.

CHAMPAIGN, Ill. (WCIA) — The University of Illinois Police Department has released further information about a shots-fired incident that rattled Campustown Monday night.

Champaign County 911 dispatch received multiple calls around 10:35 p.m. for shots being fired at Second and Green Streets. Officers responded within a minute and during a search of the area, they found four shell casings. They also spoke with several witnesses who reported hearing the shots.

No injuries were reported, officials said.

The investigation is ongoing, with investigators reviewing security cameras and automated license plate readers to find additional evidence. Any witnesses who have photos or video are also being sought by the UIPD.

Anyone who has information that can help police is asked to call the UIPD at 217-333-1216. Anyone wanting to remain anonymous can call Champaign County Crime Stoppers at 217-373-8477.

CHAMPAIGN, Ill. (WCIA) – Police are investigating after shots were fired near the University of Illinois campus Monday night.

It happened near East Green and South Second Streets Monday night. An Illini Alert was sent out around 10:45 p.m. telling everyone to leave the area if able. A second alert at 11:04 said police were on scene and there was no additional gunfire. A third alert came in at 11:20, telling everyone to continue avoiding the area while police investigate.

A final alert came in at 11:36, giving the all clear and stating, “It is believed that the subject has left the area.”

This is a developing story.