Follow for live updates in the Texas flooding as more than 173 are missing as rescuers continue a desperate search

BREAKING: Tennis star Coco Gauff has donated $3.0 million to support victims and aid in the search and rescue of those missing in the devastating flash floods in Texas. Fans were stunned to learn that Coco Gauff personally traveled to the disaster site to offer hands-on help...

But they haven't rescued anyone alive since July 4, the day of the flood, officials in the hardest-hit Kerr County said. Some 160 people are missing from the county alone. As of the morning of July 12,

Minnesota Task Force 1, a K-9 unit trained to respond to a variety of rescue situations, will assist Texas with flood recovery efforts.

A small group of North Carolina volunteers with five mules and one horse is helping transport supplies in the ongoing search and recovery operation in Texas.

The Houston Texans were the first to announce their donations on Saturday, July 5, with more coming throughout the week. The Dallas Cowboys and the NFL Foundation joined the Texans on Sunday, July 6, with each contributing $500,000 in a $1.5 million total donation.

NASA’s high-altitude WB-57 aircraft took off from Ellington Field Joint Reserve Base in Houston on Tuesday, and will conduct aerial surveys using its DyNAMITE (Day/Night Airborne Motion Imager for Terrestrial Environments) sensor.

Hope of finding survivors of the catastrophic flooding in Texas dimmed Tuesday, a day after the death toll surpassed 100, and crews kept up the search for people missing in the aftermath.

NBC News’ Aaron Gilchrist reports from Kerrville, Texas, where crews go through flood debris as search and rescue efforts continue.