http://www.time.com/time/magazine/ar...,58980,00.html
GEORGIA
Athens 2000 A member of the Alpha Gamma Delta sorority filed a racial discrimination complaint when other members insisted on rejecting a black freshman applicant. The University of Georgia temporarily suspended the sorority during an investigation.
Hanover 2000 A Dartmouth sorority held a "slave auction" fundraiser.
Hanover 10/98 More than 400 dartmouth students protest against a fraternity-sorority "ghetto party" where students were urged to dress as inner-city blacks
http://www.timeshighereducation.co.uk/story.asp?storyCode=165763§ioncode=26
These are just a few incidents involving predominately white sororities and fraternities. It's not just hearsay or instinct or gossip, and for the record I have never read Pledged so you need to stop even bringing that up.