<P> In 1958, the H - 13 was replaced by the Sikorsky H - 34, and in 1961 by the VH - 3A . Not long after the mode of presidential transport was introduced, presidential aides asked the Marine Corps to look into the White House South Lawn as a helicopter landing zone . Ample room was present, and the protocol was established . Until 1976, the Marine Corps shared the responsibility of helicopter transportation for the President with the United States Army . Army helicopters used the call sign Army One while the president was on board . </P> <P> The VH - 3D entered service in 1978 . The VH - 60N entered service in 1987 and has served alongside the VH - 3D . Improvements were made to both types of helicopters since their introduction to both take advantage of technological developments as well as to meet new mission requirements . However, by about 2001, it was clear that so much extra weight had been added to the helicopters that mission capability was being reduced and few new improvements could be made . </P> <P> By 2009, there were 11 VH - 3Ds and eight VH - 60Ns in service as Presidential / VIP helicopters . On 16 July 2009, Marine One flew with an all - female crew for the first time . This was also the final flight of Major Jennifer Grieves, who was the first woman pilot to fly the President . </P> <P> Marine One has not been the subject of any accident or attack through 2009 . However, in 2006, President George W. Bush boarded Marine One with his departing press secretary, and the ignition on Marine One's engines failed . The president was forced to exit the helicopter and depart the White House in an automobile . </P>

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