Rescue operations are ongoing in Central Texas after flash flooding along the Guadalupe River left 23 girls from Camp Mystic unaccounted for. Officials say at least 13 people have died as the floods devastated the Hill Country.

Texas parents are frantically posting photos of their daughters and pleas for information as more than 20 campers from an all-girls summer camp remain missing after floods tore through the state’s south-central region.

Following catastrophic flooding in the central region of Texas, officials continue to look for missing children at Camp Mystic. Here's what to know about the camp hit hardest by the flooding.