Mark Inglis, an amputee who conquered Mount Everest on artificial legs last week, yesterday defended his party's decision to carry on to the summit despite coming across a dying climber. As his team climbed through the "death zone," the area above 26,000 feet where the body begins to shut down, they passed David Sharp, 34, a stricken British climber who later died. His body remained on the mountain. Mr. Inglis, 47, a New Zealander, said: "At 28,000 feet it's hard to stay alive yourself. He was in a very poor condition, near death. We talked about [what to do for...