Kamala Harris’ all but certain path to the Democratic nomination against Donald Trump shows early signs of rallying the party’s base, according to new polling. Compared to Joe Biden, support for Harris among Black voters is up by eight points and six points among Hispanic voters, per CNN. The gains could open a new path to victory behind the seven swing states that will likely decide the election. “Why is that important? It means that while Biden had really one path to win the electoral college, Harris has multiple. Specifically, she can win in the Sun Belt,” CNN’s Harry Enten posted to X, ref…