A seemingly far out idea pinging around Washington this week would have the U.S. stand up a new "Core 5" group of countries — including China and Russia — bringing traditional adversaries closer and offering a sharp contrast with the existing G7. While that might have once seemed like a nonstarter, some observers noted that it does have a Trumpian ring to it. For one, President DONALD TRUMP has often pushed to make deals with rival countries — approving the sale of Nvidia's H200 artificial intelligence chips for Beijing and sending his envoys STEVE WITKOFF and JARED KUSHNER to negotiate directly in Moscow with Russian President VLADIMIR PUTIN, just to name a couple....