Even during tragedy, unfortunately, some people want to take advantage of others' vulnerability. A Colorado professor says checks and balances should be right up there along with your urge and ability to give.

Kerrville residents react to President Trump’s visit after the devastating floods, saying his presence brought comfort, unity and hope to their grieving Texas town.

If you would like to volunteer to help with flood recovery, the city said to register in advance online. Registered volunteers are asked to come to Tivy Antler Stadium, located at 1310 Sydney Baker Street in Kerrville. Check-in starts at 8 a.m.

The U.S. President traveled to central Texas to survey damage from the July 4 flash flood that killed at least 120 people.

KERRVILLE, Texas -- Several hundred people gathered for a worship ceremony at a high school stadium in Texas on Wednesday evening to remember the at least 120 people who died in the catastrophic flash floods over the July Fourth holiday, as well the many still missing.

A flash flood is a rapid rise of water along a stream or in a low-lying urban area, the National Weather Service said. Flash flooding can result from slow-moving thunderstorms, from numerous thunderstorms that develop repeatedly over the same area, or from heavy rains associated with tropical cyclones.

Viral posts promoted false claims that cloud seeding, a form of weather modification, played a role in the devastation. Meteorologists explain it doesn't work that way.

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.