Nepalese Deputy Prime Minister Prakash Man Singh (R, front) welcomes Afghan President Mohammad Ashraf Ghani (C, front) for the 18th South Asian Association for Regional Cooperation (SAARC) summit at Tribhuwan International Airport in Kathmandu, Nepal, Nov. 25, 2014. After two years' postponement, the SAARC will see its 18th summit in Nepal's capital Kathmandu on Nov. 26 and 27. (Xinhua/Sunil Sharma)