The Texas Hill Country has been notorious for flash floods caused by the Guadalupe River. Here's why the area is called "Flash Flood Alley."

In what experts call "Flash Flood Alley," the terrain reacts quickly to rainfall steep slopes, rocky ground, and narrow riverbeds leave little time for warning.

A Mobile couple visiting their son and his family in Texas are among those still missing. Their daughter-in-law's body was found on Tuesday

With more than 170 still missing, communities must reconcile how to pick up the pieces around a waterway that remains both a wellspring and a looming menace.

Texas officials refused to answer many serious questions about how prepared they were for the deadly flooding that struck the area on July 4th.

Without a modern flood warning system, emergency officials monitor four sensors along the Guadalupe River – including one that was knocked out in the

President Trump said he would visit Texas on July 11 as the state reels after more than 100 people have been confirmed dead in devastating flooding.

NBC News correspondent Morgan Chesky was born and raised in Kerrville, Texas, and has been covering the devastating flooding in the region. His mother, Karen, and stepfather, Michael, had to evacuate their home on July 4th only to return to find the body of a young girl in the trees.