Sean Duffy
Trump Secretary of Transportation, former US Representative from Wisconsin (2011-Sept 2019)
Mitt Romney
U.S. senator from Utah, former Massachusetts governor
Tommy Thompson
Lobbyist; former Secretary of Health and Human Services under Goerge W Bush; former governor of Wisconsin
Republican National Committee
U.S. political committee that leads the Republican Party of the U.S., a/k/a The Grand Ol' Party/GOP
Ron Johnson
US Senator from Wisconsin
John McCain
US Senator and Representative from Arizona
