2020 US Senate Election- Likely Democratic and Republican nominee in all seats up in 2020.

AL(Jones-D vs Byrne-R)
AK(Sullivan-R vs Gross-I/D)
AZ(McSally-R vs Kelly-D)
AR(Cotton-R vs Mahony-D)
CO(Gardner-R vs Griswold-D)
DE(Coons-D vs Arlett-R)
GA(Perdue-R vs Tomlinson-D)
ID(Risch-R vs Harris-D)
IL(Durbin-D vs Hubbard-R)
IA(Ernst-R vs Greenfield-D)
KS(LaTurner-R vs Grissom-D)
KY(McConnell-R vs McGrath-D)
LA(Cassidy-R vs Robinson-D)
ME(Collins-R vs Gideon-D)
MA(Markey-D vs Ayyadurai-R)
MI(Peters-D vs James-R)
MN(Smith-D vs Hyatt-R)
MS(Hyde Smith-R vs Bohren-D)
MT(Daines-R vs Collins-D)
NE(Sasse-R vs Janicek-D)
NH(Shaheen-D vs O'Brien-R)
NJ(Booker-D vs Singh-R)
NM(Lujan-D vs Rich-R)
NC(Tillis-R vs Cunningham-D)
OK(Inhofe-R vs Britt-D)
OR(Merkley-D vs Reese-R)
RI(Reed-D vs ????R)
SC(Graham-R vs Harrison-D)
SD(Rounds-R vs ????D)
TN(Pettigrew-R vs Mackler-D)
TX(Cornyn-R vs West-D)
VA(Warner-D vs Taylor-R)
WV(Moore Capito-R vs Swearengin-D)
WY(Lummis-R vs Ludwig-D)