http://imageshack.us/a/img20/7915/jormagclaw.jpg
This happened yesterday. On ~50% of its health it was hard to “focus” even using TAB button. Mesmers and random attacks still damage it. When his health reached 0… you see on screenshot :-/ Nothing is happening here now (many hours in row).
Restart this event on Far Shiverpeaks please.
                                 
                                
                                    English is not my native language, sorry :<