EAGLE LAKE, Minn. (AP) – The head football coach at Minnesota State, Mankato, was arrested Tuesday on suspicion of child pornography, sheriff's officials said.Todd Hoffner, 46, was in custody on suspicion of using underage people in a sexual performance and possession of child pornography, Blue Earth County Sheriff's Capt. Rich Murry told the Mankato Free Press.Hoffner had not been formally charged by Tuesday evening, and it was not immediately clear whether he had an attorney.