Tomlinson(D-GA) and Hegar(D-TX) are key in helping Democrats regain control of the US Senate in 2020

Democrats will win every Democratic held US Senate seat up for re-election in 2020 but AL(Jones-D). 46D.
Democrats need to win at least 4 Republican held US Senate seats up for re-election in 2020.
1)CO(Gardner-R) Johnston-D 47D
2)AZ(McSally-R) Kelly-D 48D
3)Democratic US Senate nominee in ME(Collins-R) or NC(Tillis-R) 49D
4)GA(Perdue-R) Tomlinson-D 50D
5)TX(Cornyn-R) Hegar-D 51D