The decision by Michigan Sen. Gary Peters not to run for a third term set off a political earthquake, igniting buzz about who could get into the race.

Sen. Gary Peters’ announcement that he will not seek another term triggered speculation and announcements from contenders aiming to win the seat in the hotly contested swing state

Pete Buttigieg, 43, a former presidential candidate who's viewed as a rising star by many in Democratic politics, had been floated as a potential candidate for governor next year.