The death chamber, equipped for lethal injection, at the U.S. Penitentiary in Terre Haute, Ind., is shown in this April 1995 photo. Federal executions are set to resume on Monday.

The death chamber, equipped for lethal injection, at the U.S. Penitentiary in Terre Haute, Ind., is shown in this April 1995 photo. Federal executions are set to resume on Monday.