President-elect Donald Trump is entering the White House with a Republican trifecta, but he may hit roadblocks to implement his America First agenda — and not because of Democrats. Instead, Republican swamp creatures like Texas Sen. John Cornyn are signaling their intent to sabotage Trump’s cabinet nominees because they threaten the deep state.Trump tapped former Florida Republican Rep. Matt Gaetz to serve as attorney general. Gaetz, prior to March of 2021, “had been an effective and prominent voice in Congress pushing back against the Washington establishment’s worse impulses and abuses of power,” as my colleague John Daniel Davidson wrote.Gaetz took...