Ten days, we posted the first promo for the upcoming sixth season of Grey's Anatomy.

Now ABC has released a second promo, which like the first contains a mixture of footage from the previous season's gripping finale and clips from this month's premiere.

Season Six debuts with a two-hour episode September 24 at 9 p.m.

Here's a quick sneak preview of some of what's in store for us then ...

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Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.