India, July 6 -- At least 59 people were killed in Kerr County due to the catastrophic, swift-moving waters that commenced before sunrise Friday in the Texas Hill Country, according to authorities on Sunday. The number of individuals still missing is unknown.

The majority of the dead were retrieved from Camp Mystic, a Christian summer camp near a river in Kerr County, but 11 girls and a camp counselor were among those still missing.

As authorities launched one of the biggest search and rescue missions in recent Texas history, they are coming under greater scrutiny to explain their preparations and why locals and youth summer camps near the river were not notified earlier or instructed to leave.

According to the National Weather Service...