Article continues below advertisementCNN senior data analyst Harry Enten has characterized the 2026 midterms outlook as a potential "nightmare" for Democrats, citing an unfavorable national map and recent court rulings that could "gerrymander [states] rotten."Enten's analysis highlights several critical headwinds for Democrats as they approach November's elections, warning that a "nightmare" scenario is emerging due to redrawn district lines that significantly favor Republicans.