President Bush spoke at the US Naval academy today. His theme? Well, Bush wants to close off talk of troop withdrawal from Iraq:These decisions about troop levels will be driven by the conditions on the ground in Iraq and the good judgment of our commanders -- not by artificial timetables set by politicians in Washington. (Applause.)Some are calling for a deadline for withdrawal. Many advocating an artificial timetable for withdrawing our troops are sincere -- but I believe they're sincerely wrong. Pulling our troops out before they've achieved their purpose is not a plan for victory. As...