Emergency responders continued to search for missing individuals including at least 10 girls who were attending a summer camp on the banks of the Guadalupe River.

Heavy rain poured over parts of central Texas, dumping more than a month's worth of rain for places like San Angelo.

Search teams plodded through mud-laden riverbanks and flew aircraft over the flood-stricken landscape of central Texas for a fourth day on Monday, looking for dozens of people still missing from a disaster that has claimed at least 78 lives.