This is the cbs evening news. Odonnell good evening. Along with Anthony Mason in new york, im Norah Odonnell in houston, texas. We are outside the george r. Brown Convention Center. It is the citys primary shelter where thousands who fled harvey are jammed together at double capacity. Were going to have more on that in a moment. But some of the other headlines from today. 17,000 have sought refuge in houston. Preparations are now being made tonight to try and open larger shelters. Also today, two reservoirs overflowed, sending more water into neighborhoods. Mason the preliminary death toll is four, including a Houston Police officer. Harvey has set a new record for most rainfall from a single storm, nearly 52 inches in cedar bayou. The storm has dumped 19 trillion gallons of water just since last friday. Thats 1. 5 million gallons for every person in south texas. Tropical storm harvey, once a category four hurricane, is expected to make another landfall overnight in louisiana. And, nor