Wearied by war, Americans paused Wednesday night to listen to President Bush's plan to send 21,500 more U.S. troops to Iraq — some responding with frustration, others with renewed hope and some with outright puzzlement. In a prime-time address to the nation, the president said he would boost the U.S. presence in Iraq to more than 150,000 troops, and said he had made a mistake by not ordering more troops there last year. "He's still apologizing for what's going on so far and almost apologizing in advance for what's going on afterwards," said Dave Berndt, 48, an office manager from...