Original sentence: Critics such as Robert Greenwald have accused Fox News of advocating conservative political positions, and according to the Quarterly Journal of Economics, Fox News is significantly to the right of all the other mainstream television networks.Fox News denies allegations of bias in their news reporting
Edited sentence: Fox News is seen by critics of the channel as advocating conservative political positions; however, the channel, whose slogans include "Fair and Balanced" and "We Report, You Decide", denies allegations of bias in their news reporting