Meghan Markle’s potential UK return has been ruled out by a royal historian in an exclusive interview with GB News. Prince Harry, 39, could potentially be returning to London next month to celebrate the 10th anniversary of the Invictus Games. The Duke of Sussex founded the Games as an international multi-sport event, first held in 2014, for wounded, injured and sick servicemen and women. St Paul’s Cathedral confirmed to GB News that a service will be held for the Invictus Games in May, however, would not confirm if Harry, 39, or Meghan, 42, would attend. Marlene Koenig, a royal historian, has …