Original sentence: "  Alfonsi was one of several promising and popular CBS News correspondents who departed the network after Katie Couric took over the anchor chair from Schieffer.Alfonsi, Trish Regan, Elizabeth Kaledin and Lee Cowan all have departed from CBS since Couric took the reins of the Evening News.On August 10, 2006, Alfonsi was featured on the CBS Public Eye website
Edited sentence: "  Alfonsi was one of several promising and popular CBS News correspondents who mysteriously saw their airtime diminish significantly after Katie Couric took over the anchor chair from Schieffer.Alfonsi, Trish Regan, Elizabeth Kaledin and Lee Cowan all have departed from CBS since Couric took the reins of the Evening News, only to be replaced by a host of unknown reporters.On August 10, 2006, Alfonsi was featured on the CBS Public Eye web-site.Perhaps not coincidentally, the Evening News has seen its lowest ratings in 20 years in recent months