The U.S. has launched two missile strikes against Al Qaeda targets in Yemen, two U.S. officials told Fox News, signaling an escalation of the Obama administration's fight against the terrorist organization. The politically sensitive strikes Thursday, first reported by ABC News, supplement efforts already under way by the government of Yemen to go after Al Qaeda in the country, the officials told Fox News, speaking on condition of anonymity due to the sensitivity of the operation. Such an operation is particularly sensitive in Yemen. "It's very difficult for Yemen to ask the U.S. for help given the nature of their...