US President Barack Obama on Sunday held talks with Prime Minister Yousuf Raza Gilani in Blair House Washington. Both the leaders discusses national security affairs, support in war against terrorism and energy crises in Pakistan. Pak-US relationship was also discussed during the meeting. US president was accompanied by US Secretary of State Hillary Clinton, US National Security Adviser James Jones and director of world atomic energy commission. Whereas, Foreign Minister Shah Mehmood Qureshi and Ambassador Hussian Haqqani were also present during the meeting.