"Well," Dr. Cobb says as he screws the top back on his flask, "best case scenario would be the good doctor injected himself with Strain V and is now running around as a mindless infected."
He pauses.
"Then again, perhaps he created a strain which gives him that strength, but allows him to regain his mental fortitude. Strain VI as it were. I mean worst case scenario, but, well, there it is."
He returns his flask to his bag.
"If you'll excuse me, it would appear I've a mad scientist to find."