Elizabeth Vargas Rehab: ABC Anchor In Alcohol Dependency ABC News anchor Elizabeth Vargas said Wednesday that she has checked into a rehab clinic because of her drinking problem. "Like so many others, I will deal with this challenge a day at a time" the 20/20 host told CNN in a statement. If coming forward today gives one other person the courage to seek help, I'm grateful. ABC News said Vargas, 51, is a member of the ABC family and that the network looks forward to her return.