The Mercury News reports:
http://www.mercurynews.com/breakingn...nclick_check=1
Apparently the alcohol poisoning / hospitalization of a pledge was one factor that came into play in the recently-announced surrender of the charter.
Edited to add: More details, and somewhat different terminology, are in an article in the UCSB student paper:
http://www.dailynexus.com/article.php?a=15190