BENGALURU: The Indian Air Force IAF ) said on Wednesday that it rescued a US citizen stuck in the Ladakh region on Tuesday.“...The IAF was requested by the US Embassy through the Ministry of Defence to help locate and rescue a US citizen, Margaret Allen Stone,” an IAF statement issued on Wednesday read.Stone, according to IAF had set out for trekking in the Ladakh region and had been held up in Zhingchan area at a distance of 75 km from Leh since September 6. She was stuck after sustaining an injury.“Her condition had deteriorated during this prolonged period of lack of care. She was in a critical condition. The US Government informed IAF of the situation on Tuesday afternoon and we responded to the situation with requisite alacrity,” the IAF said.It added that the exact location of Stone was ascertained with the help of civil administration and by evening and that two IAF helicopters were able to locate her in the valley. Stone has since been brought to the safety of Leh hospital for medical care.