Muslims carry a casket in Mombasa, Kenya, Sunday May 4, 2014, after an explosion killed four people at a bus stop on Saturday night. Kenya has been hit with a wave of attacks since it sent troops to ... more 
Muslims carry a casket in Mombasa, Kenya, Sunday May 4, 2014, after an explosion killed four people at a bus stop on Saturday night. Kenya has been hit with a wave of attacks since it sent troops to neighboring Somalia to fight Islamic extremist rebels in 2011. (AP Photo) less 
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Associated Press
Sun, May 4, 2014 3:03 PM EDT