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

At least 120 people are dead and dozens are still missing after devastating flash floods slammed Texas Hill Country, with water rescues taking place along the Guadalupe River, which rose rapidly early Friday morning to the height of a two-story building.

While many questions remain unanswered, and communities across the state are only in the beginning stages of recovery, it is becoming more clear just how devastating and fatal the weather event