Markwayne Mullin, R-Okla., suggested on X this weekend ... deep-red state's Republican voting record. Mullin, a former MMA fighter, has made headlines for nearly getting into a physical fight in 2023 ...

Sen. Markwayne Mullin (R-Okla.) on Sunday weighed in on the U.S.-Canada relationship amid tensions over trade between the two countries. “Senator, has the United States lost Canada as an ally?” ...

In a video, he said his son Andrew Mullin has lung growths that "keep getting progressively worse," so they're at the Mayo Clinic this week.