On February 10, a Kentucky state trial court heard arguments in a Democratic Party lawsuit against the new Kentucky U.S. House and state house redistricting plans. See this story. The lawsuit depends on the state constitution, and argues extreme partisan gerrymandering.
Both major parties are working overtime to make the greatest number of Rep seats in Congress non-competitive.
Getting apportionment reform is like getting nuclear disarmament. Neither major party wants to give up its weapons of mass destruction: single-member districts, plurality voting, and gerrymandering.