CNN The Wonder List With Bill Weir April 13, 2015 04:16:00
This level. able to pass the toughest certification exams. >> you have to present at least 50 ascents. >> 50 ascents? >> yes. so it takes a long time. it takes between three and five years to do it and start the formation. and afterwards, three more years. >> so nobody's paying you to do this. this is just something you have to do out of passion, out of love? >> yeah. >> how many friends or family have you lost over the years? >> too much. too much. it's. >> for fleur, it's been tricky. her father was a mountain guide, ex-boyfriend. >> also. >> also. >> my best friend, so. yeah. >> oh, my good...