John said something about "scouting", but for what?
— Marc in the "Snipers' Nest Log"
Background and early life
Not much is known about John's background or early life except that he is a survivor of the Cordyceps Brain Infection outbreak. He is a member of the Fireflies who was stationed at the University of Eastern Colorado.
Events of The Last of Us
In The Last of Us, John is mentioned in the "Snipers' Nest Log" artifact, found at a lookout in the chapter "The University". As two recruits left the University, John told Marc that they were "scouting", but he didn't know for what.