The contest between Representative Steve Cohen, 76, a white incumbent, and Justin Pearson, 31, a Black state lawmaker, exemplifies a national push for a passing of the torch.

© Kenny Holston/The New York Times; Brad J. Vest for The New York Times

The pro-Trump musician saluted the pair of Apache attack choppers, which appeared to be the same ones that flew low over a “No Kings” rally in Nashville.

© George Walker IV/Associated Press