In this photo from Oct. 29, 2007, The Duke of Edinburgh follows King Abdullah of Saudi Arabia during the ceremonical welcome at Horse Guards Parade in Great Britain. Saudi Arabia’s King Abudllah Bin Abdulaziz Al Saud has died at age 90, state television announced on Jan. 22, 2015. He had been in the hospital for several weeks suffering from a lung infection. Abdullah, a U.S. ally in the fight against al-Qaeda, came to power in 2005 after his half-brother died. (Fiona Hanson/UPPA/Zuma Press/TNS)