Lockheed Martin Corp., Grand Prairie, Texas, was awarded a $25,361,940 modification (0014) to foreign military sales (Qatar) contract W31P4Q-12-G-0001 for Phased Array Tracking Radar Intercept on Target (PATRIOT), Advanced Capability-3 and Missile Segment Enhancement Aft Block I redesign. Work will be performed in Grand Prairie, Texas; and Lufkin, Texas, with an estimated completion date of May 15, 2020. Fiscal 2017 other funds in the amount of $25,361,940 were obligated at the time of the award. U.S. Army Contracting Command, Redstone Arsenal, Alabama, is the contracting activity.