Norwegian flight from London Gatwick to Gothenburg is declaring an emergency.
Norwegian flight #D84903 departed London Gatwick at 13:17 BST and stopped the climb at 20,000 ft on its way to Gothenburg, Sweden.
The crew declared an emergency still over UK at 14:05 BST.
The flight is operated by a Boeing 737-800 (registration SE-RRO).
UPDATE 14:10 BST
The aircraft entering a hold at 20,000 ft.
UPDATE 14:25 BST
Flight #D84903 is out of holding pattern, heading South.
UPDATE 14:30 BST
All flights on hold as #D84903 is diverting to London Stansted.
UPDATE 14:41 BST
Flight #D84903 has landed at STN and vacated the runway 22.
UPDATE 14:45 BST
The Boeing 737-800 is stopped on the taxiway.
UPDATE 14:57 BST
The aircraft has been parked in a remote area at STN Airport.
According to The Aviation Herald, the Boeing 737-800 suffered an engine problem.