This 1 December 2018 video from the USA says about itself:
In the immediate aftermath of Trump’s 2016 electoral victory, Erick Erickson was the type of conservative pundit many despairing liberals wanted to see. Erickson, a popular conservative radio host and commentator, had been a fierce critic of Trump, disinviting him from a 2015 conservative conference for “inappropriate” comments on Megyn Kelly. He also wrote a November 2016 op-ed for The New York Times in which he talked about the need for conservatives to “reach across the aisle and go outside Washington” and was profiled by The New Yorker.
Read more here.
See also here.