In July 1953 a German-Austrian team went for expedition to Nanga Parbat. The expedition was organized by the half-brother of Willy Merkl, Karl Herrligkoffer from Munich, while the expedition leader was Peter Aschenbrenner from Innsbruck, who had participated in the 1932 and 1934 attempts. Hermann Buhl, one of team member made it to the top and became first person to reach the summit. He was assisted by two high altitude porters from Hunza, Amir Mehdi and Haji Baig. They later helped Buhl during his descent, when he was caught by frostbite and lost his crampon.