video might have been the last thing linda bryant filmed before she died. you could hear the fear in her voice. >> well, if anyone seen me on facebook live, we're being flooded right now. in waverly. this is varry. >> reporter: her son wished he had more time. >> i screamed for my mom a couple times but i didn't see her. and i just knew i had to fight for myself. >> reporter: the 55-year-old was among 18 people who died after unprecedented flash floods in this rural county of tennessee where rico was raised. as the water started to rise, he drove to his childhood moem looking for his mom. there he found jeff, a man he never met but had a boat. together they jumped in and started pulling people out of the water. >> i know we helped people. and to hear them scared and in fear for their lives, i think we helped get them to safety.