Donald Trump's super-charged return to the political stage over the weekend was a ratings smash for Newsmax, which trounced Fox News in key ratings. According to Nielsen, 1.9 million cable viewers tuned into Newsmax to watch the network's coverage of the former president's rally Saturday in Wellington, Ohio. Newsmax estimates another 1.3 million viewers watched through free streaming devices, bringing Newsmax's total viewership over 3 million. Fox News did not air the President's rally live. Newsmax's Nielsen ratings success is even more astounding considering Newsmax is carried in about 30 million less U.S. cable homes than Fox. Still, in a...