A Seattle-bound Alaska Airlines flight from Chicago was diverted to Minneapolis-St. Paul after the crew reported odor in the cabin on Wednesday evening.
As a precaution, Flight 51 landed at Minneapolis-St. Paul International at 7:17 p.m. local time.
Six crewmembers received medical evaluation at the airport and four were transported to the hospital for further evaluation. Two of the 144 passengers were checked out at the airport.
The flight was canceled and passengers were rebooked on a different flight to Seattle.
The cause of the odor is being investigated and the plane has been removed from service pending an inspection.
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