'We are proceeding as if this is a recovery not a rescue,' says Thad Heartfield. ByDoc Louallen, Osej Serratos, Jon Schlosberg, Victor Ordonez , and Malka Abramoff Thad Heartfield and son Aiden, 22, are seen in this photo. Courtesy Thad Heartfield In the aftermath of one of Texas's deadliest floods in recent history, a father's determination to find his son illustrates both the devastating toll and unwavering spirit of a community in crisis.