More than 50 people have died and dozens of children are missing in Texas Hill Country after catastrophic flooding, leaving officials struggling to explain if they had done enough to warn people of the fast-rising waters. -------- More on Bloomberg Television and Markets Like this video? Subscribe and turn on notifications so you don't miss any videos from Bloomberg Markets & Finance: https://tinyurl.com/ysu5b8a9 Visit http://www.bloomberg.com for business news & analysis, up-to-the-minute