From my personal experience, it is impossible to fail a defend the checkpoint objective if you side with the brotherhood. You simply help defend if you'd like some exp from the kills and get the enemy loot.. Help defend the checkpoint is a miscellaneous quest in Fallout 4. After completing the main quest for one of the major factions (either The Nuclear Option or Nuclear Family), when traveling near the various pre-War military checkpoints around the Commonwealth, there may be a chance that members of the player character's chosen faction will be defending it from a varying group of enemies. One.
Do anyone know or have a screenshot with all defend checkpoint place? Just found a new checkpoint near Wattz Consumer and from all other 7 existing Brotherhood of steel checkpoints I've seen since have finished the game.. Stop whining. #Fallout4FALLOUT 4https://store.playstation.com/#!/en-gb/tid=CUSA02962_00