WELLS, UNITED KINGDOM - MAY 04:  British Prime Minister David Cameron and wife Samantha Cameron speak to members of the public as they walk around the Wells May Day Fate on May 4, 2015 in Bath, United Kingdom. Campaigning is intensifying as the election enters it's last few days before voting begins on May 7, 2015.  (Photo by Dan Kitwood - WPA Pool / Getty Images)