Find the poisoner

Find the poisoner was going to be a quest in Van Buren, the canceled Fallout 3 by Black Isle Studios.

Walkthrough
One the commander is cured she will ask to see the player. She wants to know who poisoned her and why. This quest is assigned and can be completed through dialog with various people.

The poisoner will be revealed to be Devon Hill. In dialog with the quartermaster, the player will learn of the Circle of Steel.