Originally Posted by Bladewire

We don't know how far away he was from the shooting he could have been on the other side of campus and not even heard the gunshots. He could have thought it was another fake drill like the one that just completed that same day. You could have had headphones on. Just playing Devil's Advocate.

They let him retire with full benefits, they didn't fire him and they haven't charged him with any crime yet, so there's something more to the story that we don't know.