A Dime Box man drove his pickup through a guard rail on the Lake Somerville dam road on Saturday afternoon, rolled the truck down the rocky slope at Welch Park and later died at a Caldwell hospital.Eugenio Morales Prado, 62, was pronounced dead at 3:43 p.m. at St. Joseph Health Burleson Hospital in Caldwell after being transported by ambulance from the accident scene, said DPS Sgt. Justi...