On November 5, 2014, at the request of the Government of the Republic of Korea, the U.S. Government notified BAE Systems Technology Solutions & Service of Rockville, Maryland, that it would terminate for convenience a contract with BAE for initial development and long lead production in support of the Republic of Korea KF-16 fighter aircraft upgrade. This contract was the first of a two-phase Foreign Military Sales (FMS) procurement for the upgrade of 134 KF-16s. The U.S. Government will work with BAE to close out the contract. The full contract announcement can be viewed at this link.
Further questions should be sent to the Office of the Secretary of Defense Public Affairs.