In a Twitter message, Mr. Khurshid Kasuri, former foreign minister of Pakistan (under General Musharraf) admits to handing over Dr. Aafia to the US and expresses regret.  His Tweet is quoted below:

I'm so sorry for handing over the innocent @DrAafiaSiddiqui to the Americans. It was my biggest mistake ever!.Khurshi Kasuri (Former Foreign Minister)

https://twitter.com/#!/KhurshidMKasuri/status/161388465383149568