Grey’s Anatomy Season 6 Episode 4

Grey’s Anatomy Season 6 Episode 4

When Meredith and Lexie’s father, Thatcher, returns to the hospital with a failed liver, it’s up to Meredith to save his life. Meanwhile, Izzie empathizes with a patient riddled with tumors, as Mark, annoyed with Cristina’s competitive zeal, tricks her into assisting on an unusual surgery.

Episode Title: Tainted Obligation

Air Date: 2009-10-08

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