[shams93]

Because the process is handled locally there are too many pieces to pull off a national level rigging. Bush managed to manhandle the election from Gore but he didn't rig it he stole it. Its much easier to steal an election than to rig it especially if you come from old money power like W Bush did.

[shams93]

However even in the case of Bush it had to be very very close, when the election is a landslide manhandling won't work.