Every 10 years after the U.S. Census, lawmakers in most states have the power to redraw congressional and state legislative districts. It's called redistricting. The party in power can do it in a way that benefits them politically — and it's perfectly legal. That's called gerrymandering.
Now that the 2020 election season is nearly over, a picture is emerging of how redistricting and gerrymandering will unfold in states across the country.