Multiple urban search and rescue teams from across the country that responded to the deadly floods in central Texas told CNN they were not deployed by the Federal Emergency Management Agency until at least Monday evening — days after any victim had been found alive.

Mr. Trump and Abbott promised to rebuild the devastated region, although the president recognized that what was lost can never be recovered.

It’s just nice to see how everyone’s coming together to help other people who are going through something tough,” said cheer team member Sierra Lemos.

"It’s hard to believe the devastation," Trump said. "Trees that are 100 years old just ripped out of the ground. I've never seen anything like this, and I've seen a lot of bad ones."

A week after catastrophic floods in Central Texas, key questions remain unanswered about how state and local officials prepared for and responded to the disaster.

Young campers and a dad saving his family were among the dozens killed in the historic flash floods that tore through central Texas over the holiday weekend.

Malaya Grace Hammond is among the latest fatalities identified from the Texas floods. Hammond's family said she was swept away by floodwaters on Saturday in Travis County.

As tears streamed down their faces, community members looked at the photos attached to a growing memorial wall.