According to reports coming out of Yemen, at least 50 people have been killed in a pair of suicide bombings that the AP says “bore the hallmarks of al-Qaida.” The first blast targeted a gathering of supporters of a Shia rebel group who were meeting at a large, open square in the capital city of Sanaa. The group had taken over the capital last month. A photojournalist for AFP reported that several children were among those killed in the attack. In a separate attack in the Hadramawt region, a suicide bomber killed dozens more by detonating a car bomb at a security checkpoint. The violence underscores rising political tension in the country where Shiite Houthis rebels seized power in Saada in September in an effort to force the government to make reforms …