In interviews with more than 20 GOP lawmakers and congressional aides in the past 48 hours, many said they were repulsed by Trump’s decision to host an international summit at his own resort and incensed by acting White House chief of staff Mick Mulvaney’s admission — later withdrawn — that U.S. aid to Ukraine was withheld for political reasons. Others expressed anger over the president’s abandonment of Kurdish allies in Syria…

A few Republicans are starting to say they flat-out won’t [defend] it anymore — particularly the president’s choice of his Trump National Doral Miami golf resort for next year’s Group of Seven summit of world leaders, a selection that will benefit him financially.

“You have to go out and try to defend him. Well, I don’t know if I can do that!” steamed a frustrated Rep. Mike Simpson (R-Idaho). “I have no doubt that Doral is a really good place — I’ve been there, I know. But it is politically insensitive. They should have known what the kickback is going to be on this, that politically he’s doing it for his own benefit.”…

Meanwhile, several GOP lawmakers have reached out to White House officials to urge Trump to reconsider his Doral decision, which they worry smacks of corruption, according to GOP officials familiar with the conversations who spoke on the condition of anonymity to talk candidly. At the very least, they’re pressing Trump to publicly commit to hosting the international leaders free, to avoid any appearance that he’s using his office to enrich himself.