3X10 731 12/01/95 Frank Spotnitz Rob Bowman William B. Davis, Robert Ito, Steven Williams Mulder is trapped on a train car that is rigged to explode, thus destroying all evidence from a decades old alien visit. While he deals with an ominous assassin on the death train, Scully gets some shocking answers about her strange implant. (Part two of two parts). Apology Is Policy