The Pentagon said on Thursday that it wants multi-year procurement (MYP) of the Lockheed Martin [LMT] AIM-260 Joint Advanced Tactical Missile (JATM) and that it has entered into an agreement with the company to accelerate production for a program, many details of which have remained under wraps due to Pentagon classification. The new agreement "establishes a framework for MYP of JATM, executing congressional authority to secure the nation's highest-priority missile systems," DoD said. Congress still must approve JATM MYP. JATM…