They toured the building in Russia's capital as US President Barack Obama met Russian President Dmitry Medvedev to discuss nuclear arms control and other issues. Russian President Dmitry Medvedev's wife Svetlana Medvedeva, right, and U.S. first lady Michelle Obama tour the Kremlin museums. The fortified Kremlin is a leading tourist attraction in Moscow as well as the location of the president's offices. Mrs Obama, dressed in a peach-coloured dress and belted coat, toured the Kremlin's Winter Garden and the Cathedral of the Assumption with Mrs Medvedeva, who wore a white ensemble with pearls. The US first lady and her daughters...