Residents in Central and Northeast Texas are still cleaning up after a winter storm last week snapped power lines and tree limbs, causing widespread power outages, canceled flights and damage to homes and vehicles.At its peak, nearly 400,000 Texas households were without power, according to poweroutage.us. As of Sunday, that number had dropped to 62,456.The outages were due to downed power lines, not by problems with the state’s power grid. The Texas Railroad Commission said the state’s natural gas supply also held steady, with natural gas utilities reporting no service issues during the storm.Airports in the state’s metropolitan areas reported ...