The Democratic establishment is in denial as a socialist insurgency grows inside its own party. Senate Minority Leader Chuck Schumer calls Democrats "a great united party," even as Democratic Socialists of America-backed challengers defeat incumbents and organize as a disciplined voting bloc. Party leaders dismiss them as a fringe, but the DSA is building a "Freedom Caucus of the left" with the power to withhold votes, pressure leadership and force a socialist agenda. Socialism is becoming the Democrats’ answer to MAGA because both movements are responding to the anger of Americans who feel forgotten by providing solutions. The median first-time...