Because the Bush administration is striving to execute missile defense missions with allied partners, the operational command and control of U.S. missile defense assets may not always rest in the hands of U.S. combatant commanders, a Missile Defense Agency official told an industry conference today. J. David Martin, MDA's deputy for strategic relations, said the agency's operational challenge is to foster closer synergistic relationships with the U.S. military's nine combatant commands. Because ballistic missiles launched against U.S. and allied troops,...