Rescue workers walk near a Nairobi-bound bus that was ambushed outside Mandera town, near Kenya's border with Somalia and Ethiopia on November 22. Somalia's al Shabaab insurgents said they staged the bus attack in northeast Kenya on Saturday that killed 28 people, all non-Muslims led out to be shot while passengers identified as Muslims were spared.Three in the group trooped out to be killed saved their lives by reciting Koran verses for the Islamist militants, a local security official said. Reuters/Stringer