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.

As floodwaters from the Guadalupe River begin to recede, the emotional and physical toll on Hill Country residents is only just beginning to show.

Despite officials urging civilians to stay away, volunteers have joined the search for missing people and the cleanup on the Guadalupe River. (The Associated Press)