LOCKERBIE, SCOTLAND - DECEMBER 21: Lord Wallace the Advocate General for Scotland arrives at a memorial service in Dryfesdale cemetery to commemorate the 25th anniversary of the air disaster on December 21, 2013 in Lockerbie, Scotland. Pan Am Flight 103 exploded over Lockerbie on December 21st, 1988, killing all those on board and a further eleven on the ground. (Photo by Ian Forsyth/Getty Images)
