Manmohan Singh, Barack Obama exchange pleasantries

SEOUL: Prime Minister Manmohan Singh and US President Barack Obama today exchanged pleasantries and hugged each other when they came face-to-face at an international nuclear summit here.

Obama told Singh, "Nice to see you here Mr. Prime Minister."

Singh and Obama are here to attend the 2nd Nuclear Security Summit that will be attended by leaders from over 50 countries. The summit will review the progress made since the first Nuclear Summit held in Washington in 2010.

Singh and Obama last had a meeting on November 17 on the sidelines of the Association of Southeast Asian Nations (ASEAN) summit in Bali, Indonesia.