Media Exclusive: Pepperdine removes Russell Burgos' bio from its website; Update: Pepperdine President says there's no longer an active investigation: 'We know all we need to know.'
US News Tweeter claiming to be Prof. Russell Burgos says Michelle Fields got him mixed up with someone else; Update: The real Burgos confirms Twitter account is his; Update: Burgos' story seems to change; Updated with latest email from Burgos; Updated with new tweets from Fields