Missile Defense and Related Programs Director, Operational Test & Evaluation (DOT&E) FY'99 Annual Report submitted to Congress February 2000 MEDIUM EXTENDED AIR DEFENSE SYSTEM (MEADS) NATIONAL MISSILE DEFENSE (NMD) NAVY AREA THEATER BALLISTIC MISSILE DEFENSE (NATBMD) NAVY THEATER WIDE (NTW) PATRIOT PAC-3 MISSILE (PAC-3) THEATER HIGH ALTITUDE AREA DEFENSE (THAAD) AIRBORNE LASER (ABL) SPACE-BASED INFRARED SYSTEM (SBIRS)