SR-71 Blackbird

The Lockheed SR-71 Blackbird is a high altitude, Mach 3+ reconnaissance aricraft used by the United States Air Force from 1964 to 1998. It was developed from the Lockheed A-12 and YF-12A prototypes under a Skunkworks Black Project. The SR-71 carries no weapons; its only defense against surface-to-air missiles is to accelerate. None were lost to enemy fire, although 12 of 32 were lost to accidents. The SR-71 has held the record for fastes air-breathing aircraft since 1975.

Call of Duty: Black Ops
The SR-71 Blackbird was first seen in the Call of Duty: Black Ops teaser trailer. Later, it was revealed in a hands on demo that the Blackbird will appear in the campaing level WMD. Players will use the SR-71's reconnaissance equipment to guide a squad of four freindly soldiers past enemy patrols in the Ural Mountains. Once this is accomplished, players will then take control of characters on the ground.