Friday, prosecutors amended the penalties for production of child pornography from a minimum of 35 years of imprisonment to automatic life imprisonment.
Charles Mathis Jr., and Kemp Cravens are in custody and the court will hold a detention hearing in the next week to determine whether they will remain detained.
A Sheridan man who wanted to "'buy time'" last June with the county attorney's office by torching it a day before a court hearing could face at least 47 years in federal prison.
The U.S. Attorney's Office has filed new charges against the defendants in a stabbing death on the Wind River Indian Reservation last year.
In the second superseding indictment, prosecutors added to the original charges that, if convicted, already carried life sentences for Susan Lynn Chippewa, Jaymes Leo Whiteplume and Byron Robert Spoonhunter for their involvement in the death of Jared Dean Litt