Authorities are asking for the public's help in finding a 37-year-old man.
San Antonio police are looking for Alberto Gonzales, who is also known as Albert Gonzales.
A parole violation warrant was issued for Gonzales, who police said was originally charged with possession with intent to deliver a controlled substance (penalty group 1, 4 to 200 grams).
Gonzales is described by police as a 37-year-old white man who is 5 feet 8 inches tall and weighs 170 pounds.
Police said Crime Stoppers will pay up to $500 for information that leads to Gonzales' arrest.
Anyone with information can call Crime Stoppers anonymously at 224-STOP (7867) or 1-800-233-7867.