The flash floods that killed at least 135 people in Texas' Hill Country was the main topic during the opening of a special legislative session in the state on Monday.

At least 135 people have been killed in "catastrophic" flash flooding across Texas, while several others remain missing.

The flash flooding deluged summer camps in Kerr County, dotted along the Guadalupe River, and also left families in Burnet, Kendall, Tom Green, Travis and Williamson Counties looking for family members swept away in the floodwaters.

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

First responders are often asked to put their lives on the line in a variety of scenarios, including flash flooding, like what we’ve seen across Central Texas in recent weeks.

New analysis highlights where the most residential structures were located during the deadly Texas flash flooding.

Texas was hammered with heavy rain again Sunday, just nine days after catastrophic flash floods left more than 120 people dead in one of the worst natural disasters in the state’s

The region of Texas where flash flooding killed more than 90 people -- including dozens of campers -- is known for its tendency to experience flood emergencies.

Lipton Hard Iced Tea pledges financial aid to Kerr County Flood Relief in Texas through proceeds from its 12-pack sales until the end of August, capped at $30,000.