How to rescue someone from a crevasse

ACMG Ski Guide Cliff Umpleby discusses how to build a T-Slot anchor using ice axe and skis. Once you have your anchor, learn how to use it to rescue someone from a crevasse. Part two demonstrates transferring the load onto the anchor and escaping the system. Part three demonstrates checking the victim and droppping a loop for a 2:1 pulley system. Part 4 demonstrates creating a Z Pulley for 6:1 advantage.