By Daniel Klaidman, an investigative reporter based in New York, is the former editor-in-chief of Yahoo News and former managing editor of Newsweek. He has over two decades of experience covering politics, foreign affairs, national security and law. Read Full Bio Updated on: April 17, 2026 / 7:25 PM EDT / CBS News Add CBS News on Google The lead career federal prosecutor in Miami who was overseeing a criminal investigation into whether former CIA Director John Brennan lied to Congress is no longer assigned to the case, multiple sources confirmed to CBS News on Friday. Maria Medetis Long, who is the head of the national security section for the U.S. attorney's office for the Southern District of Florida, informed lawyers who have clients involved in the matter late this week that she was off the case, several of them confirmed.  Medetis Long did not explain the reason for her removal, though a source familiar with the matter told CBS it came about after she informed U.S.…