North Korea urges foreigners to leave South Korea.
Louisville takes home the national championship, beating Michigan 82-76.
DC Metro plans to upgrade, spend $215 million for new cars.
Thatcher leaves behind a divisive legacy, according to British newspapers.
Aly Raisman appears on Dancing with the Stars.
Liberals planning to attack Obama over budget proposal that is scheduled to be released tomorrow.
Carnitine, a chemical found in red meat, is the real reason for cardiovascular disease, scientists say.