Original sentence: Fox News currently leads in one of the cable news market's two ratings categories (CNN garners the other).Many critics point to this fact as proof Fox is less a news network and more an editorial outlet.The difference lies in Fox's somewhat longer duration editorial programming -- which cause viewers to tune in for longer periods -- and CNN's tendency to include more news and less editorial
Edited sentence: Fox News currently leads the cable news market, earning higher ratings than its chief competitors CNN and MSNBC combined by average viewership.Measured by unique viewers, however, Fox is bested by CNN which, during the election season, earned 11% greater numbers of individual P2+ viewers.This is primarily due to Fox's somewhat longer duration "talk" programs which cause viewers to tune in for longer periods as compared to CNN's generally shorter news segments