http://www.telegraph.co.uk/news/worldnews/northamerica/usa/9853495/US-media-kept-Saudi-drone-base-secret-for-two-years.html
http://www.guardian.co.uk/world/2013/feb/06/cia-using-saudi-base-drone-yemen
http://www.aljazeera.com/news/middleeast/2013/02/201326145922846950.html
http://en.wikipedia.org/wiki/64th_Air_Expeditionary_Group