Residents evacuate their homes near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (David J. Phillip / AP)Demetres Fair holds a towel over his daughter Damouri Fair, 2, as they are rescued by boat by members of the Louisiana Department of Wildlife and Fisheries and the Houston Fire Department during flooding from Tropical Storm Harvey in Houston, Monday, Aug. 28, 2017. (Gerald Herbert / AP)President Donald Trump, flanked by Texas Gov. Greg Abbott and first lady Melania Trump, speaks during a briefing on Harvey relief efforts, Tuesday, Aug. 29, 2017, in Corpus Christi, Texas. (Evan Vucci / AP)People line up for food as others rest at the George R. Brown Convention Center that has been set up as a shelter for evacuees escaping the floodwaters from Tropical Storm Harvey in Houston, Texas, Tuesday, Aug. 29, 2017. (LM Otero / AP)Homes are flooded near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (David J. Phillip / AP)Residents wade through floodwaters as they evacuate their homes near the Addicks Reservoir as floodwaters from Tropical Storm Harvey rise Tuesday, Aug. 29, 2017, in Houston. (David J. Phillip / AP)lix Tijerina works to salvage items from his family's home that was destroyed in the wake of Hurricane Harvey, Tuesday, Aug. 29, 2017, in Rockport, Texas. (Eric Gay / AP)