Miami Beach Mayor Dan Gelber, once counsel for Fair Districts, also said the partisan motivation of new maps would be clear in court.

Abbott called a second special session after the House again failed to reach a quorum amid a Democratic walkout over a GOP-favored redistricting plan.

Texas Republican Governor Gregg Abbott has warned Democrats that he could "eliminate" 10 of his state's 12 Democratic-held seats if the two parties were to launch a nationwide battle to redraw congressional maps.