No. 16 Michigan avoided an upset loss to Western Michigan on Saturday night with a little help from instant replay.Bryce Underwood hit JJ Buchanan for an incredible Hail Mary as time expired for a 13-12 win. The pass came after the ball was snapped with one second left after Underwood's previous Hail Mary appeared to fall incomplete with no time remaining.After a short review, a second was added back to the clock. And then Buchanan made the catch.NBC's numerous replays of the first Hail Mary showed that the ball was not close to touching a Western Michigan player who had...