ARE YOU TIRED OF WINNING YET? Trump Taps Kavanaugh Ally for Seat on Influential Appeals Court. “Justin Walker, 37, who has served as a federal district court judge in Kentucky since October, would replace Republican appointee Judge Thomas Griffith on the U.S. Court of Appeals for the District of Columbia Circuit if approved by the Republican-controlled U.S. Senate. Griffith, appointed by former President George W. Bush, had previously announced his plans to retire.”