Costa Rica's President Luis Guillermo Solis, left, and Chinese President Xi Jinping walk past Chinese delegates as they arrive for a welcome ceremony at the Great Hall of the People in Beijing, China Tuesday, Jan. 6, 2015. (AP Photo/Andy Wong)
Members of the Beijing Olympic Games 2022 candidate city with Wang Anshun, Chairman of the Beijing 2022, left, and Liu Peng, Chairman of the Chinese Olympic Committee (COC), arrive at the IOC headquarter before submitting the candidature bid of 2022 Beijing Olympic winter games at the International Olympic Committee, IOC, headquarters in Lausanne, Switzerland, Tuesday, Jan. 6, 2015. The International Olympic Committee announced that Kazakhstan's Almaty and China's Beijing are two of the cities bidding to host the 2022 Olympic Winter Games. (AP Photo/Keystone,Anthony Anex)
Two members of the Beijing Olympic Games 2022 candidate city transport Candidature Files in front of the IOC headquarter before they submit candidature bid of 2022 Beijing Olympic winter games at the International Olympic Committee, IOC, headquarters in Lausanne, Switzerland, Tuesday, Jan. 6, 2015. The International Olympic Committee announced that Kazakhstan's Almaty and China's Beijing are two of the cities bidding to host the 2022 Olympic Games. (AP Photo,Keystone,Anthony Anex)
Wolfsburg's Zjang Xizhe, right, attends a practice session of the Bundesliga soccer squad of VfL Wolfsburg, in Wolfsburg, northern Germany, Monday Jan. 2015. (AP Photo/dpa, Darius Simka)