Former campers and counselors speak on how the famed Hill Country camp became more than a place for summer games.

The leader of Camp Mystic had been tracking the weather before the deadly Texas floods, but it is now unclear whether he saw an urgent warning from the National Weather Service that had triggered an emergency alert to phones in the area, a spokesman for camp’s operators said Wednesday.

Summer camps across the country are updating their safety plans after flash flooding killed 27 people at Camp Mystic in Kerrville, Texas. The American Camps Association hopes camps will learn boost their safety measures for severe weather.