Incoming US Senators if Democrats regain control of the US Senate in 2020.
AL- Any Republican other than Moore-R can unseat Jones-D -1D
AZ- Kelly-D defeats McSally-R. +1D/0D
CO- Hickenlooper-D defeats Gardner-R. +1D/+1D
GA- Ossoff-D or Tomlinson-D will be in a Tossup race against Perdue-R. +1D/+2D
GA- Boston-D or Jordan-D will be in a Tossup race against whoever succeeds Isakson-R. +1D/+3D
KS- Any Republican other than Kobach-R can succeed Roberts-R
ME- Collins-R vs Gideon-D will be a Tossup. +1D/+4D
MA- Kennedy-D defeats Markey-D.
MA- If Warren-D becomes President or Vice President. Whoever Governor Baker-R appoints will lose in the 2021 special election to Moulton-D.
NM- Lujan-D succeeds Udall-D.
NC- Cunningham-D defeats Tillis-R +1D/+5D
OK- Pruitt-R succeeds Inhofe-R.
TN- Hagerty-R succeeds Alexander-R.
TX- If O'Rourke-D is on the 2020 Democratic Presidential Ticket, Hegar-D is the Democratic nominee for the US Senate.
WY- Lummis-R or Cheney-R replaces Enzi-R.