Hilbert described their accounts as "serious allegations." "If no wrongdoing occurred, a prompt and transparent review should quickly clear his name," Hilbert said of Walters on Friday.

Many state lawmakers called for an investigation, including House Speaker Kyle Hilbert and Senate President Pro Tempore Lonnie Paxton, who set the agendas for their respective chambers.

Board members Ryan Deatherage, of Kingfisher, and Becky Carson, of Edmond, told The Oklahoman on Friday they saw the images while the board met behind closed doors in Walters' office on Thursday.

The Oklahoma County Sheriff’s Office confirmed OMES asked it to review allegations that explicit content appeared on a TV in Ryan Walters’ office during a State Board of Education meeting.

Many state lawmakers called for an investigation, including House Speaker Kyle Hilbert and Senate President Pro Tempore Lonnie Paxton, who set the agendas for their respective chambers.