Mayor says Houston 'open for business' despite flood threat

HOUSTON — Crews went door-to-door Sunday in parts of western Houston, shutting off power and warning anyone still in homes left soggy by Harvey that more flooding was possible as engineers relieved pressure on overtaxed city reservoirs.Some people took a break from their cleanup efforts in the sweltering heat to worship on a declared National Day of Prayer, while others worried about looters and scavengers in storm-ravaged neighborhoods.Houston officials stressed that the recovery was alre