President Obama came into office unfamiliar with the culture of the military he found himself commanding -- but over time it’s become clear that his appreciation for the troops has grown as they have performed every task he has asked of them. This week, he went to Dover Air Force Base to personally greet the honored dead from SEAL Team 6 and other units killed in last weekend’s helicopter tragedy. Yet his campaign operatives are another story: They’re set on using the SEALs and other warriors who hunted down bin Laden in a clumsy attempt to gin up support in...