At least 120 people are dead and 173 are missing in central Texas after the Guadalupe River swelled early Friday, causing destructive flash flooding throughout Kerr County.Now, new before-and-after satellite images of several sites throughout Kerry County show the devastation caused by the floods as crews embark on a seventh day of search and rescue efforts.

The organizations working together to help the flood victims said that 'no additional in-kind donations (clothing, food, supplies) are needed in Kerrville.' They said the best way to help is with monetary donations.

ABC News Chief National Correspondent Matt Gutman is at one location along the Guadalupe River where officials are performing rescue and recovery missions.

Mexican firefighters trained in search and rescue have joined the efforts to find the victims of the tragic flooding in the battered Texas Hill Country.

The Indiana Task Force 1 was deployed on July 8 to assist in search and rescue operations in Kerr County, Texas.

Also: San Antonio mourned the victims in a Travis Park vigil; UTSA said one of its teachers died in the Guadalupe River flood; Kerrville officials said a privately owned drone collided with a helicopter conducting search and rescue operations.

At least six people have been confirmed dead in the catastrophic flash flooding in the Kerrville area just northwest of San Antonio.

Miller County Office of Emergency Management Director Travis Loehr was at a command center on the Guadalupe River Tuesday when he received a grim text message from a volunteer.

Search-and-rescue teams fanned out along the Guadalupe River on Saturday, a day after historic floodwaters swept through small Central Texas towns

The Texas Military Department’s MQ-9s have high-resolution cameras and infrared sensors that can provide real-time footage to those on the ground.