`` It is of no concern to the U.S. , '' says Afghan president about the prisoner release . The Taliban have been fighting for years against a U.S.-backed government in Kabul. The U.S. military says some of those freed are linked to attacks on U.S. troops . Afghanistan says it does n't have enough evidence to keep them behind bars .
`` It is of no concern to the U.S. , '' says Afghan president about the prisoner release . The U.S. Embassy in Kabul says the prisoner release is `` deeply regrettable '' The U.S. military says some of those freed are linked to attacks on U.S. troops . Afghanistan says it does n't have enough evidence to keep them behind bars .