21.   For days, the students tracked the expedition with Sandy Hill Pittman, an experienced climber from New York.

22.   In Montana, the two avalanches claimed the lives of an experienced climber and a snowmobiler.

23.   Police officials said Auld was an experienced climber and was in Canada with a group climbing several mountains in the area.

24.   Separate avalanches in Montana on Saturday killed an experienced climber and an avid snowmobiler.

25.   The agency said Farrokhi was an experienced climber.

26.   The man was regarded as a reasonably experienced climber.