WASHINGTON, April 28 -- Sen. Markwayne Mullin, R-Oklahoma, issued the following news release: * * * RELEASE: Mullin Speaks at Oklahoma National Guard Conference, Shares Stories of Leadership Tulsa, OK - On Friday, U.S. Senator Markwayne Mullin (R-OK) spoke at the Oklahoma National Guard's 2025 The Adjutant General (TAG) Leadership Conference at the Osage Casino Hotel in Tulsa. Highlights of the Senator's remarks from the event are available below. On the keys to success: "My four keys to   more