Kerr County failed to secure a warning system, even as local officials remained aware of the risks and as billions of dollars were available for similar projects.

Some regions in the mid-Atlantic are also facing risks of flooding. On Sunday, Tropical Storm Chantal flooded parts of North Carolina, where more than 10 inches of rain fell near the Chapel Hill area. The Haw River, near Bynum, North Carolina, crested to nearly 22 feet, the highest crest on record there, as a result of those heavy rains.

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.

New data reveals FEMA missed major flood risks at Camp Mystic, where over two dozen died in the Texas flood. And, U.S. measles cases hit the highest level in over three decades.

Gov. Greg Abbott made clear he expects the Texas Legislature to investigate every aspect of the flooding in the Texas Hill Country - with a big exception.

More than 160 people still are believed to be missing and at least 115 have died in the floods that laid waste to the Hill Country region of Texas. The large number of missing sug

Volunteers in Texas are searching for flood victims and combing through debris along a 30 mile stretch of the Guadalupe River. CNN’s Ed Lavandera spoke with Texans who are coming together to bring closure to their community.