food downtown in houston near the convention center when the roads were blocked. now they re going to start to use it as a show of force in really wet areas that police vehicles can t get to on the ground to deter looters. obviously looting has not been a widespread enormous problem yet, but they re going to take units like this 1 out just to show people this the neighborhoods where there is still really high water, where it s inaccessible, that if they try anything, officers will be heavily armed on ground with handcuffs in about a minute. sandra? peter ducey, thank you. dramatic images coming in of water rescues happening across texas. swollen rivers overflowing as runoff from the rain-soaked region makes its way to the gulf. matt finn is in wharton, texas, where crews around the country are searching for anyone else out there who possibly still needs help. matt? we re an hour and a half