Airline spokesman Kent Powell told The Associated Press by phone Saturday that the man had refused to listen to the flight crew's instructions and was handed over to authorities in Gander, Newfoundland, where the plane had to land. He said he didn't have further details about what transpired.
Powell said the plane was being refueled and was expected take off again around midnight for Heathrow Airport. Flight 86 left Chicago at around 6 p.m. CDT and was originally slated to land in London at around 4 a.m. local time.
Authorities in Gander didn't immediately respond to phone messages seeking information.
Take ABC13 with you!
Download our free apps for iPhone, iPad, and Android devices