WASHINGTON — Americans overwhelmingly support congressional action to cap the number of U.S. troops in Iraq and set a timetable to bring them home by the end of next year, a USA TODAY/Gallup Poll finds – tougher action than the non-binding resolution the House of Representatives is to begin debating today. While six in 10 oppose President Bush’s plan to use more troops to try to stabilize Iraq, a nearly equal number also oppose any effort to cut off funding for those additional forces. ‘They’re saying the same thing they said in the 2006 elections – that they are against the current policy and they want something done about it,’ says James Thurber, director of the Center for Congressional and Presidential Studies at American University. ‘They want Congress to debate it; they want Congress to focus on it; they want to bring this war to a close,’ says Mark Blumenthal, a former Democratic pollster who is now editor of Pollster.com. ‘We don’t want to deny our armed services what they need to do their jobs, but we’d like to bring them home.’ Republicans remain supportive of the war; a majority of them oppose any congressional limits. […]