Update: Harrison Paul Hall White has been located and is safe, according to Waco PD Sgt. Patrick Swanton.

Original story: Waco Police are asking for the public's assistance in the search of a teen last seen in the 500 block of South 10th Street.

Police are searching for 19-year-old Harrison Paul Hall White. Officers described White as a 5-foot-5-inch white male, weighing approximately 130 pounds, with brown hair and brown eyes.

Police said White is mentally challenged and autistic.

White was last seen wearing an orange t-shirt, black leather jacket, black wind pants and white sneakers while carrying a black bag.

Anyone with information to White's whereabouts are asked to contact Waco PD at 254-750-7500.