Sources say she was taken to the hospital Monday.
There's no word on what's ailing her, but in recent years she's had a number of health problems including a stroke.
Byrne is the only woman ever to be elected Chicago mayor.
Sources say she was taken to the hospital Monday.
There's no word on what's ailing her, but in recent years she's had a number of health problems including a stroke.
Byrne is the only woman ever to be elected Chicago mayor.