The death toll from flash floods that struck central Texas has now climbed to at least 108 people.
Search and rescue efforts have reached their fifth day, with the dead including 28 children due to flooding west of San Antonio.
Dozens of people are still missing.
US Correspondent Richard Arnold told Heather du Plessis-Allan hundreds of volunteers have joined in.
He says searches along the Guadalupe River are slow and dirty.
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Mike's Minute: The economic damage caused by weather warnings
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Catherine Field: Europe Correspondent on the talks between European leaders regarding the Strait of Hormuz, Middle East conflict
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Peter Windsor: Former Team Manager at Williams and former GM at Ferrari on the Miami Grand Prix, tweaks to the new regulations
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