AUSTIN, Texas — Southern cities slammed by winter storms that l eft millions without power for days have traded one crisis for another: Busted water pipes ruptured by record-low temperatures created shortages of clean drinking water, shut down the Memphis airport on Friday and left hospitals…

DALLAS — Texas Sen. Ted Cruz said his family vacation to Mexico was “obviously a mistake” as he returned stateside Thursday following an uproar over his disappearance during a deadly winter storm.