text:  He joined the network in early 2022, was supposed to be the star host of CNN+, the network's streaming service that was launched and canceled within just a month. But in the fall of 2020, Wallace was still with Fox, the network that had been his home for more than 15 years. In late September that year, Wallace moderated a debate between then-President Trump, current-President Biden. Trump was, he writes, bombastic, repeatedly attempting to pin Biden on the defensive side.