Walter Cronkite in 1968 broadcast

What happens when the media gets it really wrong

Updated 1:56 PM ET, Tue November 28, 2017

W. Joseph Campbell is a professor at the School of Communication at American University in Washington, D.C. He is the author of six books including Getting It Wrong: Debunking the Greatest Myths in American Journalism (University of California Press, 2017). He also has written 1995: The Year the Future Began (University of California Press, 2015). Follow him on Twitter @wjosephcampbell. The opinions expressed in this commentary are his. This is the next installment in CNN Opinion's series on the challenges facing the media as it is under attack from critics, governments and changing technology.

(CNN)The persistent whiff of scandal surrounding Donald Trump's presidency has, perhaps inevitably, encouraged speculation about which journalists might be considered the next Woodward and Bernstein.

Bob Woodward and Carl Bernstein were reporters for the Washington Post, celebrated for their coverage of Watergate -- the scandal that brought down Richard Nixon's presidency in 1974.