The U.S. government admitted today in federal court that the prosecution's star witness in the criminal trial of Border Patrol agents Ignacio Ramos and Jose Compean – confessed drug dealer Osvaldo Aldrete-Davila – lied under oath. "He told some lies on the stand," Mark Stelmach, the assistant U.S. attorney representing prosecutor U.S. Attorney Johnny Sutton said under questioning by a three-judge 5th Circuit U.S. Court of Appeals panel in New Orleans
