In the last few weeks, the two remaining candidates have received endorsements by a number of groups and organizations.
Apart from a rounding endorsement from the state Republican party and Gov. Phil Bryant, Kelly also received endorsements from the National Rifle Association, the National Right to Life Committee, the National Federation of Independent Business and Don Wildmon, retired United Methodist minister and founder of the American Family Association.
Zinn, who has publicly criticized the Democratic party for a lack of support, welcomed an endorsement Thursday from the Mississippi Association of Educators.
Zinn has placed education as one of many top priorities in his campaign and joined representatives of the group in Tupelo for an education rally Thursday.