Two sisters are desperate to leave their polygamist community. Watch a sneak peek of #EscapingPolygamy before the season premiere, Sunday at 10/9c. | A&E

Water reaching rooftops, families escaping their second-floor homes – the unincorporated community of Hunt, Texas, was hit hard by flash flooding after the Guadalupe River rose 20 feet in less than two hours, leaving more than 20 girls unaccounted for from nearby Camp Mystic. CNN's Ed Lavandera is on the scene to show how high those floodwaters reached. Follow live updates: https://cnn.it/4lhvH5t | CNN