Mary Kay Letourneau, the former Washington middle school teacher, who made headlines for her sexual relationship with Vili Fualaau, an underage student in 1997, has died after battling stage 4 colon cancer.Exclusives from #ETonline :https://www.youtube.com/playlist?list=PLQwITQ__CeH2Y_7g2xeiNDa0vQsROQQgv