United Airlines flight returns to Hawaii after concerning message found on bathroom mirror; FBI investigating
"United Flight 1169 from Honolulu to Los Angeles returned safely to Honolulu after a potential security concern was found written on a lavatory mirror."
Another plane U-turned over the Atlantic after half its bathrooms stopped working
With 220 passengers on board, continuing the flight was unfortunately not an option, as all the toilets on the left-hand side of the plane were rendered unusable due to a plumbing issue.