Chelsea Adolphus, 28, of Illinois went missing at Vista Medical Center East, where she was later found on the hospital's roof before her death.

According to the Lake County Coroner’s Office, a 28-year-old Waukegan woman – identified by family members as Chelsea Adolphus – was a patient at the hospital and was found

She was found on the roof of the hospital just before 9 a.m. Thursday and was moved to the emergency room for treatment, but later died.

Investigators are trying to determine what led to the death of a woman after she was found Thursday on the roof of the Vista Medical Center East in Waukegan. The woman, 28 had been admitted earlier this week,

A family is demanding answers after a woman went missing from a Waukegan hospital and her body was later found on the building's roof.