Senator John Kerry expands his lead in the race for the U-S Democratic Party's presidential nomination, with a win in the Wisconsin Primary.
Iran's state news agency says more than 200 people are dead and at least 300 injured after a train carrying fuel and chemicals derailed and exploded in the northeastern part of the country.
Thailand reports that a seventh person has died from bird flu.
Listen to our World News for details of those stories and other interesting news.