The Lone Gunman S01E14 / The X-Files Season 9 Episode 15 "Jump the Shark"

When Morris Fletcher approaches FBI agents Dana Scully, John Doggett, and Monica Reyes with information related to the super soldiers, they turn to the Lone Gunmen. But the Gunmen and Jimmy Bond are already knee-deep in a bio-terrorist's plot to release a deadly toxin, and his links to the mysterious Yves Adele Harlow.