Of course, the biggest news over the last week was (as has already been mentioned here) the renewal for season 7! Other mentions include:
A slide show of Season 6 questions we hope to see answered:
A summary of SPOILERS for the last three eps of the season:
There were also, I am sad to say, a slew of rumors about Misha not coming back after this season. But (the good news is) I was never able to find official confirmation of that!
Besides, even if someone does "leave" the show, they could always come back, right, Crowley?