Pu _Ying_Huang_texas_tribune_flooding

Drivers attempt to cross the floodwaters on Highway 59 in Houston on April 18, 2016. Photo by Pu Ying Huang for the Texas Tribune.

Drivers attempt to cross the floodwaters on Highway 59 in Houston on April 18, 2016. Photo by Pu Ying Huang for the Texas Tribune.

Drivers attempt to cross the floodwaters on Highway 59 in Houston on April 18, 2016. Photo by Pu Ying Huang for the Texas Tribune.