Flash floods surged through in the middle of the night, but many local officials appeared unaware of the unfolding catastrophe, initially leaving people near the river on their own.

By the time I watched the video, I’d seen the images of upturned bunk beds, muddied stuffed animals, tiny T-shirts snagged on branches.

Thousands of first responders were still combing through piles of mud-covered debris in Texas Hill Country on Thursday, hoping against long odds to find survivors six days after flash floods swept th...

Pool warned the members of the department to stay alert.