; 10 U.S.C. 2431 note) authorizes up 28 additional ground-based interceptors (GBIs) and begins the deployment of 20 additional ground-based interceptors to Fort Greely. (4) In September 2017, Congress approved a Department of Defense reprogramming of fiscal year 2017 funding of more than $400,000,000 to counter the North Korean missile threat. (5) In November 2017, the President submitted an amendment to his fiscal year 2018 budget request, which Congress subsequently approved, for $4,000,000,000 for missile defeat and defense, including funding to begin the construction of a new missile field at Fort Greely, Alaska, and additional procurement funding necessary for 20 new ground-based interceptors. (6) The 2000 Final Environmental Impact Statement for Fort Greely included the authorization for up to 100 ground-based interceptors to ensure that growth would not incur any unexpected environmental delays. (7) The current maximum potential capacity for ground-based interceptors is 104, with up to 100 at Fort Greely, and 4 at Vandenberg Air Force Base. (b) Report required Not later than 90 days after the date of the enactment of this Act, the Director of the Missile Defense Agency shall submit to the congressional defense committees a report on— (1) the options to increase the capability, capacity, and reliability of the ground-based midcourse defense element of the United States ballistic missile defense system