1) maybe he knew and it was all part of the plan. Maybe he didnt know, people make mistakes.
2) the intelligencia squad has 6 ways to sunday to get back at you according to derp comey. I dont think your analysis is accurate.
3) maybe "dismantling insurgent networks in Afghanistan" was cover for dismantling insurgent networks in America. Flynn knows where the bodies are buried.
4) no idea the seed you are attempting to grow relative to the aforementioned 3 thoughts you formulated. If you intended well, peace be with you. Else you glow.