Tactical Thinking Main Story, Brotherhood of Steel Quest
This quest will be triggered or can be aquired when you complete Blind Betrayal quest.
Related points of interest
Stages of "Tactical Thinking" quest
1. Speak to Lancer-Captain Kells
I've been informed that Lancer-Captain Kells wishes to speak with me on the Command Deck of the Prydwen.
2. Enter Old North Church
Lancer-Captain Kells has ordered me to infiltrate Old North Church and completely destroy a group of guerrilla fighters who call themselves the Railroad.
3. Kill Doctor Carrington
4. Breach the door to the lower levels
In order to find the remainder of my Railroad targets, I need to breach the door to the lower level of the Old North Church.
5. Kill Desdemona
6. Kill Glory
7. Kill Tinker Tom
8. Kill Deacon
9. Reprogram P.A.M. or Destroy P.A.M.
To reprogram P.A.M. use the terminal and load P.A.M. Decryption Program.
10. Report to Lancer-Captain Kells
11. Quest completed
My mission was a success, the Railroad has been completely destroyed.
Next / new quest is Spoils of War (Main Story, Brotherhood of Steel).