Jim Jordan, a Republican, nominated for House Speaker, amid party leadership shifts.
Jordan, a vocal Trump supporter, replaced Kevin McCarthy after his historic removal.
His appointment highlights the GOP's rightward shift.
Jordan's wrestling background reflects his fighter persona in Congress.
He's known for aggressive questioning and chairing the Judiciary Committee.
Jordan was part of the 2013 government shutdown over healthcare reforms.
He's been criticized as one of the least effective lawmakers.
Jordan was a staunch ally of Trump during impeachment proceedings and election claims.
Accusations link him to knowledge of January 6 Capitol events.
Jordan's reputation as a firebrand poses challenges to uniting the Republican caucus.