HOUSTON, TX - AUGUST 27:  People walk down a flooded street as they evacuate their homes after the area was inundated with flooding from Hurricane Harvey on August 27, 2017 in Houston, Texas. Harvey, which made landfall north of Corpus Christi late Friday evening, is expected to dump upwards to 40 inches of rain in Texas over the next couple of days.  (Photo by Joe Raedle/Getty Images)