Rush Security Services and the Chicago Police Department investigated a glass window suspected to have been damaged by a bullet on the 14th floor of Rush University Medical Center, according to a hospital statement shared with Becker's Hospital Review.
The hospital said no one was in the patient room in the west portion of the tower where the glass was damaged, and patients and staff in that area of the hospital are safe.
According to a preliminary police report, around 12:30 a.m. Jan. 4, the hospital "reported a damaged glass window on the 14th floor that had a hole in it which was suspected to be caused by a bullet."
After investigating overnight, no remnants were discovered indicating what the object was, the hospital said.
No one was injured, and no one is in custody, police said.
This story was updated at 4:37 p.m. CST on Jan. 4.
More articles on patient flow:
Kaiser Permanente halts elective surgeries at some California hospitals
1 in 4 children visited an urgent care, retail clinic in 2019
Steward closes maternity ward at Ohio hospital