Democratic presidential candidate Bernie Sanders and his wife, Jane, wave to the crowd at the L&N Train Depot in Bowling Green, Ky., on Saturday, May 14, 2016.
Democratic presidential candidate Bernie Sanders and his wife, Jane, wave to the crowd at the L&N Train Depot in Bowling Green, Ky., on Saturday, May 14, 2016. Austin Anthony AP
Democratic presidential candidate Bernie Sanders and his wife, Jane, wave to the crowd at the L&N Train Depot in Bowling Green, Ky., on Saturday, May 14, 2016. Austin Anthony AP