A few months after former Alaskan Sen. Mike Gravel called off his 2020 presidential bid, Henry Williams, David Oks, and Henry Magowan made a trip out to Monterey, California, to see their candidate.

Last year, a pair of plucky teenagers ran a presidential campaign for former Alaska Sen. Mike Gravel. Gravel, then 89, handed over the reins of his campaign to the two teens, Henry Williams and David ...