KEY POINTS
  • London's mayor says there should be no official U.K. visit laid on for Donald Trump
  • Sadiq Khan says the president has betrayed the "special relationship" between the U.K. and U.S.
  • The clash comes after Trump tweeted out anti-Islam videos, originating from a U.K. far-right group

The mayor of London has called on U.K. Prime Minister Theresa May to cancel any plans for an official visit by U.S. President Donald Trump.

The U.S. leader caused outrage in Britain on Wednesday after he used his Twitter account to share anti-Islam videos from a U.K. far-right group.