US Senate Election Rating for all of the US Senate seats up in 2020 that is gonna be going Democrat.
Safe D
36)RI(Reed-D)
37)MA(Markey-D)
38)OR(Merkley-D)
39)IL(Durbin-D)
40)NJ(Booker-D)
41)DE(Coons-D)
42)VA(Warner-D)
43)NH(Shaheen-D)
Likely D
44)NM(Lujan-D)
45)MN(Smith-D)
Lean D
46)MI(Peters-D)
47)CO(Hickenlooper-D)
48)AZ special(Kelly-D)
49)ME(Gideon-D)
50)NC(Cunningham-D)
Tilt D
51)IA(Greenfield-D)
= new reply since forum marked as read
pencil in MT, as it is tilting D for Bullock. 
Per 538, Daines (R) has a net lead of +1 as of Sept 19. I expect even that to diminish after the recent court ruling about the BLM Director that Bullock helped to win.
https://projects.fivethirtyeight.com/polls/senate/montana/
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