A controversial veteran political analyst claims to have a detailed picture of imminent plans for President Joe Biden to exit the 2024 presidential race. According to Mark Halperin in a post on X, “Multiple sources outline the apparent state of play on Biden at this time: plans to announce withdrawal from nomination as early as this weekend, with Sunday most likely; Jon Meacham polishing up remarks; Biden will NOT resign the presidency; Biden will NOT endorse Harris; open convention with Harris and about 3 others; super delegates will not be allowed to vote on 1st ballot; Harris is vetting at …