see more

CHADLINGTON, ENGLAND - APRIL 5: Prime Minister and leader of the Conservative Party David Cameron feeds orphaned lambs on Dean Lane farm near the village of Chadlington on April 5, 2015 in Chadlington, England. Britain goes to the polls for a general election on May 7. (Photo by Leon Neal - WPA Pool/Getty Images)

CHADLINGTON, ENGLAND - APRIL 5:   Prime Minister and leader of the Conservative Party David Cameron feeds orphaned lambs on Dean Lane farm near the village of Chadlington on April 5, 2015 in Chadlington, England. Britain goes to the polls for a general election on May 7. (Photo by Leon Neal - WPA Pool/Getty Images)