HOUSTON Texas has its share of homicide cases that have gone cold. KPRC 2 is taking a look back at both the solved and unsolved cases featured by the Texas Department of Public Safety to acknowledge the ability to solve cold cases and perhaps seek justice in cases that remain cold. The oldest unsolved cold case on the Texas Department of Public Safety website is the brutal beating and shooting murder of a 17-year-old in Sonora, Texas. He lived and worked in Sonora, Texas, known as the area where the Hill Country meets West Texas. http://www.sonoratexas.org/ Its small town on the way to or from Big Bend, as its website says. If you have any information, submit a tip online through the Texas Rangers Cold Case website or call 1-800-346-3243 so your information can be forwarded to the Texas Ranger assigned to the case.