LONDON, ENGLAND - DECEMBER 02:  Newly-elected Liberal Democrat MP Sarah Olney speaks to the media following her victory in the Richmond Park by-election on December 2, 2016 in London, England. The Liberal Democrats caused a major upset in the Richmond Park by-election after ousting ex-Tory MP Zac Goldsmith who resigned his seat in protest at Heathrow airport expansion.  (Photo by Carl Court/Getty Images)