Charles Krupa/APWelcome to Trail Mix, a fun but nutritious snack for your election news diet. See something interesting on the trail? Email me at jake.lahut@thedailybeast.com.Quinn Mitchell has seen at least 35 presidential candidates in person since 2019, when he first started showing up at New Hampshire primary events to ask them questions.Not a single one of them had ever treated the now-15-year-old as if he were a threat—until Ron DeSantis came to town.It all started with a straightforward q