CNN — Democrats were roundly united against former President Donald Trump’s immigration policies. But as the situation at the border has worsened under President Joe Biden, many Democrats have come to embrace some of the very policies they once opposed. That was on display Thursday in the Senate, when a number of Democrats in tight re-election races voted for a bipartisan border bill that would’ve made it easier for the federal government to bar asylum seekers from entering the country, and included money to fund miles of new border wall. Sens. Sherrod Brown of Ohio and Jacky Rosen of Nevada...