State primary races to watch:

• Mark Clayton v. Gary Davis v. Kenneth Eaton v. Charles Jackson v. Leonard Ladner v. Mike Padgett v. Bob Tuke, D US SEN TN

• David Davis v. Phil Roe v. Mahmood Sabri, R US REP 01

• Marsha Blackburn v. Tom Leatherwood, R US REP 07

• Steve Cohen v. James Gregory v. Issac Richmond v. Nikki Tinker v. Joe Towns v. M. LaTroy Williams, D US REP 09

• Jim Bishop v. Raymond Finney v. Doug Overbey, R TN SEN 08

• Steve Roller v. Eric Stewart v. Jim Woodard, D TN SEN 14

• Mike Niederhauser v. Charles Sebourn v. James Threet, R TN SEN 14

• David Barnes v. Rosalind Kurita, D TN SEN 22

• Jerome Cochran v. Kent Williams, R TN REP 04

• Thomas Baer v. Ryan Haynes, R TN REP 14

• Stacey Campfield v. Jonathan Katsiros v. Ron Leadbetter, R TN REP 18

• Steve Hargis v. Jim Melton v. Tona Monroe-Ball v. Bob Ramsey, R TN REP 20