Open this photo in gallery: Twitter, now X. Corp, and Tesla CEO Elon Musk prior to his talks with French President Emmanuel Macron on May 15 at the Elysee Palace in Paris. Twitter’s forum for Florida Gov. Ron DeSantis to announce his presidential run underscores the platform’s unmistakable shift to the right under new owner Musk.Michel Euler/The Associated Press Two years ago, signing a bill intended to punish Twitter and other major social media companies, Florida Gov. Ron DeSantis blasted the platforms as “suppressing ideas” during the COVID-19 pandemic and silencing conservative voices. What a turnaround. The new Elon Musk-owned...