Flash floods surged through in the middle of the night, but many local officials appeared unaware of the unfolding catastrophe, initially leaving people near the river on their own.

Satellite imagery of Camp Mystic and other areas along the Guadalupe River shows the devastating aftermath of the Fourth of July floods in Texas.

New satellite images from Maxar Technologies reveal the devastating path of the fast-rising floodwaters that washed out homes and vegetation along the Guadalupe River in Texas on July 4. The flooding appears to have receded at the time the images were captured,