Sri Lankan parliament dissolved Sri Lanka's President Mahinda Rajapaksa dissolves parliament to set up early elections, a day after his main rival was arrested. Obama steps up pressure on Iran US President Barack Obama says the US and allies are developing "significant sanctions" against Iran over its nuclear programme. First Lady tackles child obesity First Lady Michelle Obama launches a nationwide campaign to tackle child obesity, which she says threatens America's future. Toyota in global recall of Prius Toyota recalls 436,000 hybrid cars in the US, Japan and Europe, including the flagship Prius, in a new setback over brake problems. Assembly backs Yar'Adua step-down Both houses of Nigeria's National Assembly pass a motion for sick President Yar'Adua to hand power to his deputy. India defers first GM food crop India defers the cultivation of what would have been its first genetically modified vegetable crop because of safety concerns. Euro bounces back against dollar The euro strengthens against the pound and the dollar ahead of a meeting of EU leaders later this week.