Just a few hours south of the Manhattan courthouse where Democratic District Attorney Alvin Bragg’s team is attempting to secure a guilty verdict in the first criminal trial of a former president, another high-profile trial is slated to begin this summer. That trial could also deliver a seismic verdict ahead of the 2024 election: a felony conviction for President Joe Biden’s son. For weeks, the Manhattan courthouse has served as the de-facto center of Trump’s campaign as he dispatches daily remarks to press in the hallway ahead of entering the courtroom, where he is required to stay for the du…