Arron Banks loses two of three challenges to failed libel action against Carole Cadwalladr

Court of appeal upholds one claim Brexit backer suffered serious harm by continuing publication of inaccurate Ted Talk criticisms

The multimillionaire Brexit backer Arron Banks has lost a significant part of his appeal against the decision in his unsuccessful libel action against the Observer and Guardian journalist Carole Cadwalladr.

Banks, who funded the pro-Brexit Leave.EU campaign group, succeeded in only one of three challenges brought to the court of appeal.