Thursday, January 10, 2013 MARBLE FALLS — A Marble Falls Area EMS ambulance crashed Jan. 9 about 10 a.m. on U.S. 281, sending the two medics on board as well as a patient to Seton Medical Center Williamson in Round Rock.The ambulance was transporting an individual to Seton Highland Lakes in Burnet when the vehicle began hydroplaning while traveling north just outside the Marble Falls city limits. Texas Department of Public Safety Trooper Jose Columbo said the driver lost control of the ambulance.