- Report by investigator found advisers funneled athletes to "paper classes"
- 3,100 students took those bogus classes, Kenneth Wainstein's report finds
- The report found the practice more widespread than many first thought
- UNC's national championships could be on the line
Chapel Hill, North Carolina (CNN)For 18 years, thousands of students at the prestigious University of North Carolina took fake "paper classes," and advisers funneled athletes into the program to keep them eligible, according to a scathing independent report released Wednesday.