Reps. Steven Horsford and Dina Titus both know what it’s like to be on the losing end of a midterm election wave. The Democratic House members from Nevada may each soon have the unenviable experience of going through it twice. Horsford, Titus, and Democratic Rep. Susan Lee all face fierce GOP challenges on Nov. 8 for their Las Vegas-area House seats. The Nevada seats are an important element of House Republicans’ plans to nab the majority, which requires a net pickup of only six seats in the 435-member chamber. Nevada is even more pivotal to Senate Republicans’ quest for a majority in the next Congress. Democratic Sen. Catherine Cortez Masto is seeking a second, six-year term. But she’s consistently running behind in polls against her Republican rival, former state Attorney General Adam Laxalt. ANALYSIS: NEVADA EMERGING AS TIGHTEST 2022 SENATE RACE AND THAT’S A PROBLEM FOR DEMOCRATS Losing the Nevada Senate seat would seriously dent Democratic chances at keeping the 50-50 majority they hold thanks to Vice President Kamala Harris’s tiebreaking vote. Not to mention Democratic efforts to expand their Senate majority to the point that they could bust the chamber’s filibuster rule and pass legislation on a party-line vote, rather than the 60-vote threshold that’s effectively in place now. Nevada Democratic Gov. Steve Sisolak also faces strong political headwinds in his bid for a second term. And with Republicans having strong chances to win...