On next Thursday's all-new episode of Grey's Anatomy (the first of 2009), Derek, Meredith, Owen and Cristina confront the ethical quandary of how hard they should fight to treat a serial killer (guest star Eric Stoltz) who lands at Seattle Grace.

Below is the clip of "Wish You Were Here." Follow the link for more Grey's Anatomy spoilers!

[video url="http://www.greysanatomyinsider.com/videos/wish-you-were-here-sneak-preview-1/" title="Wish You Were Here: Sneak Preview #1"] [/video]

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