Yemen's health ministry has raised the death toll from a suicide bombing in central Sanaa to at least 47 killed. The ministry says the bombing also wounded 75 people. The attack in the Yemeni capital was one of two suicide bombings that struck the country on Thursday. A suicide bomber mingled into a crowd of supporters of the rebel Shiite Houthis preparing for an anti-government rally and set off his explosives. In a separate attack