text: 2 Americans, 1 Briton Kidnapped in Iraq BAGHDAD, Iraq - Gunmen kidnapped two Americans and a Briton Thursday from a house in an upscale Baghdad neighborhood where many foreign companies are based, the Interior Ministry and witnesses said.    The three were employed by Gulf Services Company, a Middle East-based construction firm, and were seized from a two-story house surrounded by a wall in the al-Mansour neighborhood, said Col...