HARRIS COUNTY, Texas - An Amber Alert has been issued for a missing 11-month-old boy last seen in northwest Harris County on July 17.

The Harris County Sheriff's Office says Sabastian Jones was last seen in the 5200 block of FM 1960 West on July 17. Details on what prompted the alert are limited at this time, but the sheriff's office says Sabastian may be with his mother, 25-year-old Alena Thornton.

According to the alert, Thornton was last seen wearing a green shirt.