The article is only peripherally about Gallagher.
This is actually a Resistance attack on Trump. I went and checked the guy's Twitter feed [David "SoyBoy" Philipps], and it's covered with Resisters attacking Trump.
[Twitter is where today's "reporters" spill the beans on their politics. They don't even know they're doing it.]
The Democrats at the Times must be hoping McRaven will run for office since the rest of the field are duds.