Minority Leader Mitch McConnell (R-Ky.) is helped by Senators and staff after McConnell unexpectedly pauses while speaking to reporters after the weekly policy luncheon on Wednesday, July 26, 2023. (Greg Nash) Senate Republican Leader Mitch McConnell (R-Ky.) froze in front of television cameras for about 20 seconds Wednesday as he battled a bout of lightheadedness that forced him to walk away briefly from a press conference. The scary moment, which prompted members of his leadership team to suggest that he take a rest, raises new questions about the 81-year-old Republican leader’s future. “Are you good, Mitch?” asked Senate Republican Policy...