<br /> London mayor Sadiq Khan has called for another referendum on Britain’s European Union membership. <br /><br />Khan saying the prime minister’s handling of Brexit negotiations had become “mired in confusion and deadlock”. <br /><br />Britain is due to leave the EU on March 29. But Prime Minister Theresa May’s Brexit plans has still not been accepted.<br /><br />Reuters says May has repeatedly ruled out a second referendum. She says members of parliament will get to vote on whether to accept any final deal. <br />