In part. But they continue to report on it because the narrative changes almost daily. In way too many ways the President is poorly served by the people who are speaking for him.
I agree about the self-inflicted nature of some of the coverage. When you are in a hole, stop digging.
But nothing will appease the media.
And nobody really cares about the affair. Funny how Trump’s team and the Never Cruzers on FR got mileage about of Ted Cruz’s “affairs expose rumors” in one of the tabloids. A bunch of concern trolls they were, too.