CNN — Allies of Donald Trump are distancing themselves from his latest business venture, hours after the former president debuted a series of digital trading cards that befuddled and exasperated his own campaign aides and were roundly mocked by some of his most ardent supporters. The out-of-the-blue announcement comes on the heels of several high-profile blunders since Trump launched his 2024 presidential bid last month, leaving those around him concerned that he is not prepared for another campaign. Multiple sources familiar with the matter said Trump was pitched on launching a digital trading card collection by entrepreneur Bill Zanker, with...