It was all the leader's fault for not properly gauge the A group's fast pace with the inexperience and sluggish B group! Nor did he set up an emergency plan with sub-leader Catherine!
In 2012, i have visited Edinburg and mountain region of Scotland, it's very beautiful. Thanks for sharing this video. It's sad that 4 people died as a result of this high mountain hiking...due to the heavy snowstorm. Thanks God the girlfriend and one 15 yrs old student on Team B is rescued in time.