People gather at the site of a car bomb attack that killed the governor of Yemen's southern port city...
People gather at the site of a car bomb attack that killed the governor of Yemen's southern port city of Aden December 6, 2015. Jaafar Mohammed Saad was killed on Sunday when a suicide bomber rammed his car into the governor's convoy in the western part of Aden city, residents and a local official said. REUTERS/Nasser Awad