British Shadow Health Secretary Diane Abbott makes a speech on the third day of annual Labour Party conference in Liverpool, north west England on September 27, 2016. Distracted by a bitter leadership contest, Britain's main opposition Labour party has struggled to present a vision of Brexit to challenge the ruling Conservatives -- and many fear the re-election of Jeremy Corbyn will do little to change this. / AFP / PAUL ELLIS (Photo credit should read PAUL ELLIS/AFP/Getty Images)

British Shadow Health Secretary Diane Abbott makes a speech on the third day of annual Labour Party conference in Liverpool, north west England on September 27, 2016.
Distracted by a bitter leadership contest, Britain's main opposition Labour party has struggled to present a vision of Brexit to challenge the ruling Conservatives -- and many fear the re-election of Jeremy Corbyn will do little to change this. / AFP / PAUL ELLIS        (Photo credit should read PAUL ELLIS/AFP/Getty Images)