Democrats head into the midterms with the political winds at their back.Nearly every structural factor that tends to shape election outcomes — from the party-in-power penalty to broader voter sentiment — points in their favor. .memberful-global-teaser-content p:last-child{ -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent); mask-image: linear-gradient(180deg, #000 0%, transparent); } Join now to continue reading.Members get exclusive analysis, bonus features and no advertising. Learn more.If you’re already a member, sign in to your account.