YahooNews:

Sixteen Afghans and one Iranian released from years in captivity at Guantanamo Bay prison arrived in Afghanistan on Thursday, an Afghan official said, maintaining that "most" of the detainees had been falsely accused.

[..]Mejadedi said many of the detainees, who are now free, had served up to four years in Guantanamo. He said "most" of the prisoners were innocent and had been turned in to the U.S. military by other Afghans because of personal disputes.

The Iranian, who also arrived in Afghanistan on Thursday, was handed over to the International Committee of the Red Cross, he said.

[..]One of the released prisoners, Sayed Mohammead Ali Shah, said he had been a delegate at the country's first loya jirga, a council of leaders that helped establish the interim government in 2002 after the U.S.-led invasion to oust the Taliban in 2001.

"For four years they put me in jail in Cuba for nothing," said Shah, a doctor from the eastern province of Paktia whose hands shook from nervousness when he spoke.

"All these people (the other prisoners) and all those Afghans still in Cuba, they are innocent," he told reporters. "All were arrested because of false reports, and the Americans, without investigating, they arrested innocent people and put them in jail for a long time." Read on..

(h/t Matthew)