The Labour leader, Jeremy Corbyn, has said he would remain neutral in a future Brexit referendum if his party wins power in a general election on 12th December. <br />'' <br />'' He told BBC he would not campaign for Leave or Remain so it would allow him, as Prime Minister, what he put, to credibly carry out what the voters then decide.<br />'' <br />'' Meanwhile, Prime Minister Boris Johnson has asked how Mr Corbyn could be indifferent on such a vital issue. But Mr Johnson faced questions of his own about whether he could be trusted.<br />''  <br />