A man was left in critical condition after emergency crews responded to a fire that broke out in a high-rise condo at the former John Hancock Center, officials said.
Authorities responded to a fire in a residence on the 52nd floor at 175 E. Delaware at 5 a.m. Sunday. The Chicago Fire Department said the blaze was contained in one unit and the man was transported to Northwestern Memorial Hospital with serious injuries.
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Officials said the cause of the fire is still unknown.
No other injuries were reported.
Check back for more details on this developing story.
