Posted on October 2, 2012 by Sally Mesarosh
A software glitch during maintenance allowed students who take online classes at nine Maricopa Community Colleges to change their grades during a two-hour period a few weeks ago.
Glitch let Maricopa college students change grades.pdf
Source
Arizona Republic. October 2, 2012
http://www.azcentral.com/arizonarepublic/local/articles/2012/09/28/20120928glitch-students-change-grades.html#protected