The youngest girls at Camp Mystic in Texas were asleep in cabins as little as 225 feet from the river when flash flooding suddenly surged — causing the water to rise 20 feet above flood stage in just 90 minutes, starting around 4 a.m. on July 4.

Rescue teams continue their search after the Guadalupe River overtook cabins at Camp Mystic, a nondenominational camp in the Hill Country.

Generations of the same family have operated the summer camp since 1939. It counts family members of former president and governors as alumnae.