A Lufthansa flight to Manchester is returning to Frankfurt and a Condor flight to New York JFK is declaring an emergency.
At the same time, a Lufthansa flight is turning around back to Frankfurt and a Condor flight to New York is declaring an emergency.
Lufthansa LH942 from Frankfurt to Manchester is turning around over the North Sea between The Netherlands and UK. The flight is operated by an Airbus A319 (registration D-AILF).
Condor DE2016 from Frankfurt to New York JFK is around after entering British airspace. The pilots just declared an emergency (squawk 7700). The flight is operated by an Airbus A330-900 (registration D-ANRM).
Livestream from AMS
We have confirmation the Lufthansa flight is returning to Frankfurt, while the Condor flight is diverting to Amsterdam Schiphol Airport.
UPDATE 13:05 CET
The flight DE2016 just landed on runway 36L, the aircraft is met by emergency vehicles.

UPDATE 13:16 CET
The Condor Airbus A330 is now parked on remote stand at Schiphol Airport.
UPDATE 13:20 CET
Lufthansa is now confirming the return of LH942.
UPDATE 13:29 CET
Touch down on runway 25L at FRA Airport.
