Democratic Rep. Hank Johnson (from left), Sen. Ed Markey, House Judiciary Committee Chairman Jerrold Nadler and Rep. Mondaire Jones announce legislation Thursday to expand the number of seats on the U.S. Supreme Court outside the high court.

From left, Rep. Hank Johnson, D-Ga., Sen. Ed Markey, D-Mass., House Judiciary Committee Chairman Jerrold Nadler, D-N.Y., and Rep. Mondaire Jones, D-N.Y., hold a news conference outside the Supreme Court to announce legislation to expand the number of seats on the high court, on Capitol Hill in Washington, Thursday, April 15, 2021. (AP Photo/J. Scott Applewhite)