Grey's Anatomy S6E4: Tainted Obligation
- Aired: 2009-10-08
- Time: 21:00:00
- Runtime: 60 minutes
Overview
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.