BBC 's Diana Magnay travels to Lockerbie , Scotland two years on from the plane crash . Scottish police inspector George Stobbs visited the scene of devastation . Hundreds of policemen and other volunteers combed 845 square miles of land . Stobbs , and hundreds of policemen and other volunteers combed 845 square meters of land looking for clues as to what brought the plane down . Scottish local John Gair said he was never entirely convinced of Al Megrahi 's guilt .
BBC 's Diana Magnay travels to Lockerbie , Scotland two years on from the plane crash . Scottish police inspector George Stobbs visited the scene of devastation . Hundreds of policemen and other volunteers combed 845 square miles of land . Scottish local John Gair said he was never entirely convinced of Al Megrahi 's guilt .