A deadly flash flooding disaster in Central Texas has killed at least 13 people. At least 20 girls are missing from an all-girls summer camp after a month's worth of rain fell in a matter of hours. -- Subscribe to ABC News on YouTube: https://abcnews.visitlink.me/59aJ1G ABC News Digital is your daily source of breaking national and world news, exclusive interviews and 24/7 live streaming coverage. Download the ABC News app for the latest headlines and alerts: https://abcnews.go.com/devices