(CBS) – The father of Gabby Petito is desperate for answers into what happened to his daughter. See an interview with him on the Dr. Phil Show on CBS4 Monday afternoon.

On Sunday, a FBI Denver official said they believe Petito’s body was found in Wyoming. That comes after a trip she took with her fiance in which the two stopped in Colorado while traveling in the West.

And on Wednesday, tune in for another update on this story on Dr. Phil, including all the latest developments.