Its terrain-following radar can be linked to the aircraft's autopilot - so the plane itself can follow the contours of the landscape at a height of just 100 ft (30 m).

BBC: News | In Depth | Military Fact Files

The aircraft has terrain-following radar and GPS satellite navigation.

BBC: Profile: B-1 bomber

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Soon thereafter, Harten was relieved of his radar position, a routine move following a major incident.

CNN: Controller thought Hudson landing would be 'death sentence'