http://whatreallyhappened.com/node/324460
Naaaah.  I don't think he was on prescription drugs.  I think a concussion made him do it.
Hey!   It worked for this piece o' shoite:
http://www.reddit.com/r/Bad_Cop_No_Donut/comments/27d2t4/seattle_police_chief_says_concussion_made_officer/