Irsay hints Colts sat Luck because Rex blitzes too much in preseason

The Colts did not play quarterback Andrew Luck in Saturday’s preseason game in Buffalo, and Bills coach Rex Ryan’s blitzes may be the reason. Colts owner Jim Irsay took to Twitter before the game and appeared to take a shot at Ryan. Irsay’s tweets are always inscrutable, but he appeared to be suggesting that the…