Trump's Endorsement Faces Turnout Test in Louisiana Senate Runoff

President Trump's endorsement anchors the Louisiana GOP Senate runoff between Julia Letlow and John Fleming, with Letlow favored after a May primary win and Fleming pitching himself as the true conservative alternative. Cassidy's ouster set the stage for the matchup, and turnout is the wildcard that could determine the result, especially if participation remains low and the race tight.