Katherine Anne "Katie" Couric (born January 7, 1957) is an American journalist who became well-known as co-host of NBC's Toay. In 2006, she made a highly publicized move from NBC to CBS, and on September 5, 2006 she became the first solo female anchor of the weekday evening news on one of the three traditional U.S. broadcast networks. She currently serves as the anchor and managing editor of the CBS Evening News, having replaced Bob Schieffer on September 5, 2006. Schieffer served as the interim anchor following the departure of long time anchor and managing editor Dan Rather on March 9, 2005.