Qatar's ruler, Sheikh Tamim bin Hamad Al Thani (R) listens to Mexican President Enrique Pena Nieto during the welcoming ceremony at the National Palace in Mexico City, on November 24, 2015. The Emir visited the National Palace for an official ceremony and a meeting with Pena Nieto to take stock of bilateral relations.   AFP PHOTO / RONALDO SCHEMIDT / AFP / RONALDO SCHEMIDT        (Photo credit should read RONALDO SCHEMIDT/AFP/Getty Images)