they are mad like Cosima
the Taliban was one of the mujahedeen factations
it was osama bin laden but now he is dead
Malala Yousafzai describes the growing Taliban presence in her region with resentment.
Short answer, not honestly. First of all, someone from the US undercover with an enemy force wouldn't come from the DoD, and certainly not a police investigator. Sounds like something for the CIA, if at all - and then under profoundly deep cover.