Americans Ryan Corbett and William W. McKenty III were freed, their families said. The Taliban said Khan Mohammed, an Afghan serving a life sentence in California, was released.

Two other American captives remain in Afghanistan: George Glezmann, a former airline mechanic, and Mahmood Habibi, a naturalized American who was seized soon after a U.S. strike in Afghanistan killed Ayman al-Zawahri, the leader of Al Qaeda.

Afghanistan’s Taliban government has announced the release of two Americans in a prisoner exchange. In a statement Tuesday, the Taliban’s Foreign Ministry in Kabul did not name the two U.S. citizens,