Everyone is searching for clues as to why a gamer suddenly started shooting other competitors at an event at the Jacksonville Landing on Sunday.
We may never know exactly why David Katz did it, because he killed himself after the rampage.
Video is surfacing of Katz as he played various Madden events. This one has surfaced on YouTube of an interview with Katz after he won an event in March of last year.
You may have to forward to about 36:39 in, if the video doesn't start there automatically.