Which incumbent US Senator running for re-election in 2022 is in danger of losing re-election?

[nkpolitics1212]

Democrats-
NV(Cortez Masto-D vs Laxalt-R)
AZ(Kelly-D vs Brnovich-R)
GA(Warnock-D vs Walker-R)
Republicans-
WI(Johnson-R vs Barnes-D)
FL(Rubio-R vs Demings-D)
Open Democratic held US Senate seat up for re-election in 2022 likely to go Republican. None.
Open Republican held US Senate seat up for re-election in 2022 likely to go Democratic.
NC(OPEN Burr-R)Beasley-D
OH(OPEN Portman-R)Ryan-D
PA(OPEN Toomey-R)Fetterman-D

Democrats will end up with 47 to 55 US Senate seats after 2022.

[Hoyt]

1. 47 - 49 would be a serious loss. 55 would be phenomenal.