A bi-polar man with a history of weapon offenses checked himself out of an Oak Lawn hospital Wednesday and hasn't been seen since.
He has been diagnosed with bi-polar disorder and is believed to be off his medication, according to a missing persons alert from the Cook County Sheriff’s office.
Nikolic has not been seen but has called his parents to curse and threaten them. He has a history of weapons offenses, the alert said.
Nikolic is white, five-foot-eleven, 167 pounds. He has brown hair and eyes and fair skin, the alert said.
Anyone with information you should call Cook County Sheriff's police at (708) 860-4896.