Question: The ninth season of the American science fiction television series "The X-Files" commenced airing in the United States on which date, the season takes place after Fox Mulder (David Duchovny) goes into hiding, Duchovny is an American actor, writer, producer, director, novelist, and singer-songwriter?
Sentence (from "List of The X-Files episodes"): Throughout the series the two develop a close friendship.
Relevant evidence: No