<sod >KATHMANDU, Nepal - Sherpa rescuers have found the bodies of four climbers inside a tent on the highest camp on Mount Everest, raising the death toll this climbing season to 10, authorities said Wednesday.< eod>< sod > The bodies of four climbers turned up inside a tent at the highest camp on Mount Everest, raising the death toll this climbing season to 10 in the latest disaster at the world's highest mountain, officials announced Wednesday.< eod>