RAF grounds Spitfire fleet after death of pilot in Battle of Britain air display

Announcement raises questions about aircraft's participation in national D-day event in Portsmouth

The RAF has grounded a fleet of Spitfire planes after the death of a pilot over the weekend, raising the prospect of the legendary aircraft being absent from the 80th anniversary of the D-day landings next month.

Sqn Ldr Mark Long - a Typhoon pilot based at RAF Coningsby - was killed in a crash while flying a Spitfire belonging to the Battle of Britain Memorial Fleet as part of a memorial event.