Al Qaeda wants to build a political operation in Iraq to broaden its campaign against the U.S.-backed government, a top U.S. general said on Wednesday. Citing intelligence mostly gathered since the death of al Qaeda's former leader Abu Musab al-Zarqawi in June, Major General William Caldwell said the militant group appeared to be refining its approach beyond bombings and beheadings. "Al Qaeda in Iraq wants to present itself as a legitimate organization and is striving to increase its operational power by building a political base with a military wing," Caldwell told a news briefing. He did not give specific examples....