Update: Thomas was captured on Feb. 1, 2018.
The U.S. Marshals Service Northern Iowa Fugitive Task Force is seeking the public's assistance in locating the following person:
* Justin Thomas, 38. Thomas is 5 feet 8 inches tall and 220 pounds. He is wanted by the Iowa Department of Corrections for violation of his parole. He is on parole for sexual assault and is a sex offender whose whereabouts are currently unconfirmed.
Thomas has a tattoo that says "never say die" on his right upper arm.
Anyone with information can call the Northern Iowa Fugitive Task Force at 712-252-0211, email email@example.com or text the keyword TEN99 and the tip to tip411 (847411).