Heavy tanks aboard ships are rerouted after Turkey refused to accept forces WASHINGTON - The war in Iraq is providing Pentagon officials with a biting reminder that the nation's most powerful tank divisions can't run to a fight - they have to sail to it, at speeds no faster than about 22 knots. At a time when Army leaders near Baghdad say they want more tanks and artillery to protect their vulnerable supply lines, the nearest heavy armored division is still at least a week away, its soldiers flying in from Texas but its equipment still sailing around the Arabian...