Karn was carrying the unconscious Argus to safety. He turned back for a moment, firing quick shots with his bolt pistol, then ran on. Behind him, the traitor marine cleared the treeline, and aimed his boltgun. A split second later, he was engulfed in an explosion. Karn vaulted over the small hillock to his position in cover, thankful to Oberon for the covering fire.
He noticed the voxbead in Argus' ear clicking. His wasn't; it must be an external attempt at communication. He ripped out his own device, taking the one from Argus.
'... report. I said, report!' - came the crackling voice of the Thunderhawk co-pilot.