Nation's Longest Running Column Changing Guard; Jack Anderson Retires; Douglas Cohn and Eleanor Clift Share Byline WASHINGTON--(BUSINESS WIRE)--July 23, 2004--"Washington Merry-Go-Round" by Jack Anderson and Douglas Cohn, the nation's longest running newspaper column, is changing bylines. The column, founded by Drew Pearson in 1932, was carried on by Jack Anderson, who joined Pearson in 1947, and by Douglas Cohn, who joined Anderson in 1999. Anderson, 81, who is suffering from Parkinson's disease, has retired from the column, and is being replaced by Eleanor Clift, who has served as "Washington Merry-Go-Round's" political correspondent for several years. Cohn and Clift, who...