Minnesota Gov. Tim Walz says one of the state's elite K-9 units is heading to central Texas to aid in search and recovery efforts following the devastating floods.

In the last nine years, federal funding for a system has been denied to the county as it contends with a tax base hostile to government overspending.

There are questions over why oversight was eased at Mystic Camp as it expanded in a hazardous floodplain, the AP reported.

"The first lady and I are here in Texas to express the love and support and the anguish of our entire nation in the aftermath of this really horrific and deadly flood," Trump said as he spoke at a roundtable event with first responders and local officials.

A memorial service was held in Kerr County, Texas on Friday to honor the victims and those still missing from flooding that recently struck the region.

Kerr County failed to secure a warning system, even as local officials remained aware of the risks and as billions of dollars were available for similar projects.

A Kerrville-area river authority executed a contract for a flood warning system that would have been used to help with emergency response, local officials said.

A stretch of chain-link fence along the Guadalupe River in the Texas town of Kerrville has become a focal point for the community's grief.