Exclusive: Afghan President Karzai Grateful to U.S. for 'Little Help'

He complained that only 20 percent of developmental donations are funneled through the Afghan government, with the rest spent by the donors themselves.

"So we never had a blank check," Karzai said. "But we're grateful even for the little money that's come to Afghanistan, even for the little help that's come to Afghanistan."

Many senior Afghan officials, including a government minister who spoke to Sawyer after her interview with Karzai, argue that only a fraction of the international community's money had been delivered to the government for development, less than $500 million per year. - EXCLUSIVE: Karzai Grateful to U.S. for 'Little Help'

TRANSCRIPT: Diane Sawyer Interviews Karzai