Grey's Anatomy Season 4 Episode 16 Freedom: Part 1

Meredith is still struggling with the aftermath of her mother's death, and tensions continue to rise between her and Derek. Meanwhile, the chief announces that he is retiring, and the hospital board begins the search for his replacement. Cristina struggles to balance her work and her relationship with Burke, while Izzie must deal with a difficult patient who refuses to follow her treatment plan. As the doctors grapple with their personal and professional challenges, they must also contend with a patient who has a unique request that could have far-reaching consequences for everyone involved.