Here's what to know about the deadly flooding, the colossal weather system that drove it and ongoing efforts to identify victims.

Texas lawmakers failed to pass a bill in the regular legislative session that would have improved local governments’ emergency communications infrastructure.

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.

Flash flooding is common enough around the crescent-shaped region from Dallas through the Hill Country, the area earned the nickname "Flash Flood Alley."

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.

Lt. Gov. Dan Patrick signaled that he plans to push for the state to pay for sirens erected alongside the Guadalupe River in the wake of the devastating flash floods that led to the deaths of over 100 people.

Follow for live updates in the Texas flooding as more than 173 are missing as rescuers continue a desperate search

The older brother of former San Francisco Giants pitcher Tyler Walker is missing after Texas flooding, along with his wife and their son.