SeaWorld appears to be in a tank of hot water over discrepancies in their version of the circumstances associated with trainer Dawn Brancheau&amp;#8217;s violent death in the jaws of a killer whale last year. Testimony from observers conflicts with SeaWorld&amp;#8217;s accounting of the incident, and video apparently supports the witnesses.&nbsp; (Update 9/21/11&nbsp; Chuck Tompkins, corporate [...]