Pakistan President Asif Ali Zardari meets with Iranian President Ahmadinejad in Tehran

A handout picture made available by Iranian Supreme Leaders official website shows Pakistani President Asif Ali Zardari (L) as he meets with Iran's Supreme Leader Ayatollah Khamenei in Tehran, Iran on February 27, 2013.The main goal of Zardari's trip to Iran is to sign the natural Gas pipeline agreement and a deal for Iranian companies to assist in building an oil refinery in the port city of Gwadar in Pakistan. UPI/Khamenei.ir/HO