Friends of YOSAR has just posted a first-hand account and analysis of the chain of events that led to a climber's serious injury after being lowered off the end of the top-rope at Church Bowl in Yosemite, October 2007.
http://friendsofyosar.org/rescues/missions/10-12-07_ChurchBowl.html
Friends of YOSAR has just posted an expanded, in-depth account of this tragedy from November 2007.
http://friendsofyosar.org/rescues/missions/11-11-07_Cathedral_Fatality.html
Hats off to Scott Berry for his priceless input - please absorb his tale so it is not repeated.