December 5, 2013 At least 20 people were killed in the violence, in which a gun battle followed a large explosion in Sanaa. No group claimed responsibility for the attack, but several analysts have noted that it resembles the operations of al-Qaida.
August 7, 2013 It is a recurring question for the U.S. government as it tries to weigh the need to warn the public of potential threats, while also trying to quietly track terrorists.
August 7, 2013 A government spokesman tells the BBC that terrorists had hoped to blow up oil pipelines and attack some cities. Yemen remains at the center of concerns about possible terrorist attacks. Those concerns have led to the temporary closings of some U.S. diplomatic posts.
August 6, 2013 Already on alert across the Middle East and North Africa because of intelligence about possible terrorist attacks, the U.S. has now issued a very specific warning about travel in Yemen.
February 6, 2013 The Obama administration wanted to keep the existence of the base secret. It has been used to target al-Qaida members in Yemen.