Upending Precedent, Thune Bows To Realities of a Polarized Senate NYT | Top Stories By: Michael Gold 18 September 2025 at 06:45 In using the nuclear option, John Thune has turned a Senate precedent on its head, defying his reputation as an institutionalist. © Eric Lee/The New York TimesCongressional experts said that Senator John Thune’s piecemeal changes have dealt a significant blow to the minority party’s ability to force bipartisan consensus.