NEW You can now listen to Fox News articles! Sen. Cory Booker, D-N.J., delivered a high-energy, revival sermon-style speech at the Michigan Democratic Convention , shouting and gesturing as he urged Democrats to become "foot soldiers for democracy" and warned that "darkness and wind" are sweeping the nation. Booker was one of several out-of-state leaders, including former Vice President Kamala Harris and Kentucky Gov. Andy Beshear, to participate in the Michigan Democratic Convention. All three have been floated as possible contenders for the 2028 presidential election. Booker spoke for roughly 25 minutes and at several points bellowed at the crowd, adopting a poetic cadence and word choice. "Ladies and gentlemen, there is a storm in our nation," Booker exclaimed, finishing his speech. "There is darkness and wind. People are getting hurt. What we need is not from on high.…