STONE COUNTY, Ark. (KTHV) – A man and woman are arrested for sexually assaulting a 3-year-old boy.

According to a release from the sheriff’s department, deputies arrested 21-year-old Mark Wayne Martin on two counts of rape and sexual indecency with a child.

On July 31, investigators with Stone County and the Arkansas State Police Crimes Against Children Division interviewed Martin. In a post-Miranda interview, Martin confessed to having sexual contact on at least two occasions with the toddler.

On August 3, the sheriff’s department received another allegation of sexual abuse concerning an existing case. A witness came forward and told deputies Gadel Shai Bigham of Independence County had assisted in the rape of the 3-year-old boy. In a post-Miranda interview, Bigham also confessed to helping Martin as well as threatening the witness if they told.

Bigham is charged with two counts of rape, one count of intimidating a witness and being an accomplice.

Martin and Bigham are both being held on a $100,000 bond.