From Round Rock you'd likely go IH35 to 195 on the north side of Georgetown, and then 195 to Killeen. If you're working normal hours you'd be going against the traffic for a good deal of that.
After analysis, unknown prints are compared alongside the known prints. The unknown print is the print found at the crime scene, and the known print is the print of a possible suspect. First, the class characteristics are compared.
Tool marks are encountered most frequently in burglary cases but may also be found in other types of crimes. The evidence consists of striations or impressions left by tools on objects at the crime scene and various types of tools found in the possession of suspects.