KATHMANDU, Nepal — At least five people were killed after a helicopter carrying foreign tourists crashed Tuesday near Mount Everest in Nepal, and one other person on the aircraft was still missing. The helicopter crashed in the Lamajura area and rescuers had recovered the bodies of five people and were searching for the sixth, said Basanta Bhattarai, the chief government administrator in the area. All five tourists were Mexican nationals and the pilot was Nepalese, the Civil Aviation Authority of Nepal said in a statement.