Sikorsky VH-92 Patriot

[6][7] However, the competition was restarted in 2010 due to ballooning VH-71 development costs, allowing Sikorsky to resubmit the VH-92 in April 2010.

[10] In May 2014, Sikorsky was awarded a US$1.24 billion contract to produce the VH-92, which is outfitted with an executive interior and military mission support systems, including triple electrical power and redundant flight controls.

[1][2] On 22 September 2018, a VH-92 was flown to the White House for take-off and landing tests at spots used for Marine One.

[16] In late November 2021, Pentagon officials noted the aircraft was "failing to meet the reliability, availability or maintainability threshold requirements" and that it had damaged landing zones with its exhaust and fuel leaks during test flights.

[4] A VH-92 made its inaugural flight as Marine One on the afternoon of 19 August 2024, when President Joe Biden rode from Chicago's O'Hare International Airport to Soldier Field en route to the 2024 Democratic National Convention.

A developmental VH-92A helicopter conducts landing and take-off testing at the White House South Lawn in front of the Washington Monument in September 2018