Labour has seen a slump in support since Keir Starmer stepped up his personal abuse of Nigel Farage, a survey found yesterday. The Prime Minister has launched a series of scathing attacks on the Reform leader in recent days, branding him the 'enemy' on Saturday, calling his migration policies 'racist' on Sunday and using his Labour conference speech to question his patriotism. Sir Keir stepped up the offensive again yesterday, claiming Mr Farage is responsible for the Channel crisis – and even describing the dinghies packed with illegal migrants as 'Farage boats'. But a new poll yesterday suggested the tactic...