Polls released in late July or early August have offered some encouraging news for presumptive 2024 Democratic presidential nominee Kamala Harris. Although the vice president trails Trump by 5 percent in a national Rasmussen poll, a Daily Kos/Civiqs poll finds her ahead by 4 percent nationally. Meanwhile, Bloomberg News/Morning Consult polls of key swing states find Harris ahead by 2 percent in Wisconsin, Arizona and Nevada and 11 percent in Michigan. However, Harris trails Trump by 4 percent in a Bloomberg/Morning Consult poll of Pennsylvania, where she will be holding a major campaign rally …