It may have been a narrow victory in the popular vote, but it was an absolute stomp in the electoral college. Obviously we can't go back in time and try it a d

It may have been a narrow victory in the popular vote, but it was an absolute stomp in the electoral college. Obviously we can't go back in time and try it a different way so you're never going to have any "proof", but there was clearly a strategic advantage by the Obama camp in the battleground states.