Britain's shadow health secretary has resigned from the shadow cabinet amid a dispute over Labour leader Jeremy Corbyn's leadership in the aftermath of Britain's vote to leave the European Union. The Press Association reported Heidi Alexander announced her resignation Sunday, shortly after Corbyn fired shadow foreign secretary Hilary Benn. The opposition leader has faced accusations from his own lawmakers that he led a weak campaign in Britain's EU referendum and is facing a motion of no confidence. British Labour party leader Jeremy Corbyn has fired his shadow foreign secretary amid a dispute over his leadership in the aftermath of Britain's vote to leave the European Union. The opposition leader has faced accusations from his own lawmakers that he led a weak campaign in Britain's EU referendum and is facing a motion of no confidence.