Luigi Mangione Is Facing Two Trials. Isn't That Double Jeopardy?

Luigi Mangione faces two trials, raising questions about double jeopardy. His state trial starts Sept. 8, while the federal case is set for January. "One plus one is two," Mangione said in February. "Double jeopardy by any common-sense definition." Experts say state and federal governments can often prosecute the same conduct.