Search-and-rescue teams continued to wade into swollen rivers and use heavy equipment as part of the massive search for missing people.

About two dozen people were still missing. Many more people could still be unaccounted for, officials warned, noting that visitors to the area for the July 4th weekend make it difficult to assess an exact number.

Dozens of people have died after heavy rain pounded Kerr County, Texas, early Friday, leading to "catastrophic" flooding, the sheriff said.