President Donald Trump threatened legal action over a Senate tradition Democrats have used to block certain judicial nominees, escalating a long-running dispute with Senate Judiciary Committee Chairman Chuck Grassley (R-IA).

Iowa, has previously rejected President Donald Trump’s calls to disregard the federal official confirmation tradition. The senator’s spokesperson quoted him as telling

The Judiciary Committee chair, and his fellow Republicans, have so far brushed off pressure from the president to nix the long-standing practice.