Clinton’s figured out how to ensure her victory: Threaten Sanders that if he doesn’t endorse her, pronto, she’ll begin campaigning as a triangulator.
The risk is that [Sanders] will lose his moment because some Clinton partisans already see a more centrist campaign as the best way to win over millions of middle-of-the-road voters who find Trump abhorrent. Sanders has to decide if accelerating his plans to endorse Clinton is now the best way to maximize progressive influence. — […]