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

After catastrophic flooding devastated parts of the Hill Country and Central Texas over the Fourth of July weekend, the state is facing a mounting death toll. Officials report more than 120 lives lost and more than 170 people still missing after days of severe storms and swollen rivers.

The death toll from the devastating Texas floods has risen to over 110 people and at least 173 remain missing. Former NOAA Administrator Richard Spinrad joins Ana Cabrera to break down the timeline of the flood alerts and to provide more insight on response.