i had a great rhythm going. i was excited. it was gorgeous up there. i was thinking at the summit, i couldn't imagine what i was going to be able to see from up there. >> just before the final push to the top, selena and the others are standing on a spiny ridge just above this menacing crevasse known as the bertram. >> when i got up there and looked down, i was surprised at how big it was. >> just as selena and her group approaches the imposing the crevasse, her group and others are enjoying a view. preacher hillman has just made it to the summit. >> it was crystal clear, just perfect. perfect. >> meanwhile, in selena and jeremiah's group, the seven climbers decide to follow an old climbing tradition. the group leaders split family members and loved ones into two different rope teams, separating jeremiah and selena and father and son, cleve and cole joyner. >> his whole reason behind that was in case there was an accident, that the families wouldn't be together, so there