It was a moment of quick thinking on the part of 15-year-old Herbert Heller. He was at Auschwitz, standing before the man who would decide whether he lived or died, a man he was told went by the name of Dr. Mengele. “I can work,” Heller said in German, and flexed what he now calls “nonexistent muscles.” He may have been scrawny, but it was enough, and he was sent not to the gas chamber but to the barracks of the camp. Heller, 91, said that moment has never left him. Read full story, includes link to video here.