King Juan Carlos of Spain prepares to leave a hospital in Madrid on Wednesday, April 18, 2012, after undergoing hip replacement surgery. (AP Photo/Paco Campos, Pool)
Mariano Rajoy (left) is sworn in before King Juan Carlos (right) to become Spain's new prime minister at the Zarzuela Palace in Madrid on Wednesday, Dec. 21, 2011. Mr. Rajoy's Popular Party won a landslide victory in the Nov. 20 elections on promises to lift Spain out of its economic crisis. (Associated Press)
Pope Benedict XVI mounts the saluting stand next to King Juan Carlos, right, and Queen Sofia of Spain Juan Carlos as he arrives at Barajas Airport in Madrid, Spain, Thursday Aug. 18, 2011. (AP Photo/Emilio Morenatti)