A Texas man and his wife have been arrested in Las Vegas amid allegations they forced his 9-year-old son at times to live in a locked wooden box.

David Wieseckel was charged with unlawful restraint of a child and two counts of injury to a child, and

Linda Schwan was charged with one count of unlawful restraint of a child and injury to a child, according to video from KPRC.

Clark County, Nev., jail records show thecouple were being held without bond Thursday. Attorneys weren’t listed for the pair who were arrested Wednesday after being indicted in March.

Galveston police say the boy ran from home away last July. Child Protective Services officials placed him in foster care.

A police affidavit said the family’s home was searched for evidence of possible child pornography. Investigators located an 8-by-6 foot particleboard box in the laundry room.

The Associated Press does not identify victims of suspected sex crimes.