That's your opinion. Not mine. What's your evidence of DeVore not being in the race? Ipse dixit? Feelings?
Devore never really got into the race, he has stayed about 20 points behind and his campaign seems to have hit the skids lately, he is not going to suddenly leapfrog over everyone and make up the 20 point deficit in the next few weeks, especially as the big money comes out in these last four weeks.
California conservatives desperately want to keep Tom Campbell out, Fiorina is the only one that can do that.