Iranian President Mahmoud Ahmadinejad (L) greets Pakistan's President Asif Ali Zardari before the start of a trilateral summit in Tehran May 24, 2009. The presidents of Iran, Afghanistan and Pakistan began talks in Tehran on Sunday on ways to combat terrorism, drug trafficking and other regional security problems. Reuters Pictures 6 months ago

Iranian President Mahmoud Ahmadinejad (L) greets Pakistan's President Asif Ali Zardari before the start of a trilateral summit in Tehran May 24, 2009. The presidents of Iran, Afghanistan and Pakistan began talks in Tehran on Sunday on ways to combat terrorism, drug trafficking and other regional security problems.