Tristan Tiarks, 33, is facing charges of Rape, Second-degree battery, and Aggravated assault.
On Friday, a nurse reported a child was taken to Mercy hospital in Bella Vista due to a suspected sexual assault.
Bentonville Police say the mother of the child went to Walmart and left the child in the care of Tiarks.
When interviewed by the Child Advocacy Center in Little Rock, the victim said Tiarks gave her “medicine” and said he was “mean” to her, according to probable cause report.
Medical reports confirm the child was sexually assaulted and had signs of strangulation around the neck.
Police arrested after executing a search warrant at his Bentonville home on Friday.
We will continue to bring you more details as they become available.