Mahmoud Ahmadinejad Asif Ali Zardari

Mahmoud Ahmadinejad Asif Ali Zardari

Iranian President Mahmoud Ahmadinejad, left, welcomes his Pakistani counterpart Asif Ali Zardari, as he arrives to attend a regional summit meeting with officials from Iran, Afghanistan and Pakistan, meeting in Tehran, Iran, Sunday, May 24, 2009. (AP Photo/Vahid Salemi)