Two children, adult drown in Sims Bayou tragedy HOUSTON, Aug. 5 (UPI) -- Two children and an adult drowned while swimming in the Sims Bayou in south Houston, police said. The children, Ricardo Guidel, 9, and Diana Morales, 5, jumped into the water Sunday morning while on a fishing trip and began to struggle in a swift current. Laurencio Guidel, 31, jumped in to rescue the young boys and also drowned, the Houston Chronicle reported. A third child who was also swimming was injured during the incident but survived, police said.