Officials balked at the cost for installing a siren warning system and the potential for sirens to blare in the middle of the night and wake up

Officials in Texas are facing questions about whether they did enough to get people out of harm's way before a flash flood swept down the Guadalupe River and killed at least 120 people, including more than two dozen children and counselors at an all-girls Christian camp.

Plans to develop a flood monitoring system in the Texas county hit hardest by deadly floods were scheduled to begin only a few weeks later.

Walston drove from his home to the Center Point Bridge on FM 480 near Highway 27, where he shot video of the river below. He recorded nearly 38 minutes of surging water as it rose over 20 feet, carrying massive cypress trees, debris and even a house.

Officials in Kerr County, Texas — where 27 campers and counselors at a Christian summer camp were killed in catastrophic flooding — had discussed installing a flood warning system

Crews are digging through mountains of debris along the Guadalupe River as they continue their desperate search

CNN honors some of the victims of the devastating floods that hit central Texas, leaving the death toll surpassing 100, including at least 27 campers and counselors from Camp Mystic, an all-girls summer camp that sits along the Guadalupe River.