From ABC News Headquarters in New York City, this is GMA3.

It's a little foggy over downtown Manhattan. We're glad you're with us at GMA3 on this Monday.

I'm Rebecca. And I'm Gio here with Ginger, of course, and there is a lot that we are following here on GMA3.

So much to get to this afternoon. We want to get right to our top story the texas flood

threat it is on still right now after that historic and deadly flash flooding slammed texas hill

country as the scope of this disaster unfolds families are picking up pieces they're still looking

chief national correspondent matt gutman has been there on the scene in curville texas matt

hey ginger i just want you to get a sense of the number of workers out here from the search

and rescue crews all over these debris piles and how enormous they are. I'm going to spin over

here so you can see this group of DEA agents painstakingly trying to sift through the debris on

top of what you can't see. but that's an RV down below.

There are still people missing, and the debris piles that you're seeing here, these extend for dozens of miles along the Guadalupe River here.

This morning in Texas, rescuers growing desperate to find the missing and recover those swept away by the historic

flash floods that killed at least 75 and left over 40 missing.

In the pre-dawn hours of July 4th, waters rising 26 feet in less than an hour, many still

asleep.

At Camp Mystic, a Christian girls camp where 750 campers spent the night into July 4th on the Guadalupe River.

The camp saying in a statement, they're grieving the loss of 27 campers and counselors.

Our hearts are broken. Ten campers and a counselor still missing this morning.

Campners Devin Williams filming the day's festivities before tragedy struck. Staff entertaining

campers in the dining hall, games being played on the lawn outside. And when the sun rose

an apocalyptic scene, muddy mattresses, those bent bunk beds, and sodden pink comforters.

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