Dean Heller has a very aggressive democratic challenger in Congresswoman Jacky Rosen, and possibly Congresswoman Dina Titus could jump in. But what about from his right flank? The latest comments by state republican Chairman Michael McDonald suggest that’s coming too. One possible rival, Danny Tarkanian, a big Trump supporter who narrowly lost a Congressional Race to Rosen. The latest PPP Poll claims Heller has a 22-percent approval rating in the wake of the health care votes, and loses to a hypothetical democratic challenger 50% to 31%.