Greg Sargent / New Republic : The Incredible Shrinking MAGA   —  If you follow politics on social media, you've probably encountered a claim about Donald Trump that goes like this: “LOL Trump's support is rock-solid LOL, his base will never leave him LOL.”  And it's true: The white-hot core of MAGA does remain with him. RELATED: RELATED: Marc Caputo / Axios : DeSantis plots end run of Florida law to create more GOP House seats   —  Florida bans lawmakers from intentionally creating congressional seats to give their party an advantage.  But Gov. Ron DeSantis quietly has launched a three-tiered power play to evade the ban — and create more GOP-friendly seats — in November. Discussion: New Republic , The Contrarian , Raw Story , Joe.My.God.…