Question: "The Dirty Half Dozen", the nineteenth episode of the second season of an American television series based on what Marvel Comics organization, a fictional espionage, special law-enforcement, and counter-terrorism agency appearing in American comic books published by Marvel Comics?
Sentence (from "The Dirty Half Dozen"): The episode was written by Brent Fletcher and Drew Z. Greenberg, and directed by Kevin Tancharoen.
Relevant evidence: No