Dog Run is a three-part challenge in the Fallout: New Vegas add-on Old World Blues.
- Complete the X-8 Basic Testing Program in the X-8 research center.
- Complete the X-8 Advanced Testing Program.
- Complete the X-8 Testing Program...with Nightstalkers!
- Grants 100 XP per completion of a challenge part.
- Unlocks the perk DNAgent
Completing the Basic Testing Program challenge will unlock the Advanced Testing Program challenge, which in its turn will unlock the Testing Program...with Nightstalkers! challenge.