The Most Powerful Episode from Each Season of 'Grey's Anatomy' (PHOTOS)

Dan Clarendon

Grey’s Anatomy showrunner Krista Vernoff recently called the March 28 episode, "Silent All These Years," the “most powerful hour of TV I’ve ever been a part of.”

And that’s saying something, considering she’s been a part of most of the ABC medical drama’s 15 seasons so far. In light of that statement, we’re revealing our picks for the most powerful episode of each season so far.

Click through the gallery above for all of the feels!

Grey's Anatomy, Thursdays, 8/7c, ABC

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