Betty Matteson’s four children, nine grandchildren and numerous great-grandchildren have squeezed into her Texas Hill Country home countless times since 1968.

This part of Texas Hill Country is known for flash floods. Why were so many people caught off guard when the river turned violent?

More than two dozen Mexican rescue volunteers and firefighters have been looking for victims and clearing debris along the Guadalupe River. Others were left waiting for visas and humanitarian permits to cross the border.

On the night the deadly floodwaters raged down the Guadalupe River in Texas, the National Weather Service forecast office in Austin/San Antonio was missing a key member of its team: the warning coordination meteorologist,

Another potentially life-threatening flooding event took place across Central Texas on Sunday morning, with torrential rain sending rivers and streams above their banks, forcing officials to stop search efforts along the Guadalupe River that had been underway since a catastrophic and deadly flash flooding event over the Fourth of July holiday.

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."

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.

A stretch of chain-link fence along the Guadalupe River in the Texas town of Kerrville has become a focal point for the community's grief