Fireteam Alpha was Continuing thru the path the UNSC Shadow of Harmony frigate hade given them. 3 hours into their mission to get to the fire base, they were spotted by a jackal sniper that was with a small scouting group. During the fight one of the Spartans got shot by the jackal sniper in the shoulder. They had to get to the fire base immediately or the Spartan that was shot would die.