Fair rating?Grey's Anatomy· Season 6 · Episode 23
Sanctuary
The hospital is hit with an unprecedented crisis; Meredith and Cristina's surgical skills are put to the test.
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#2In Season 6of 24 rated episodes
#2All-timeof 466 rated episodes
+1.2vs season avgSeason 6 averages 8.2
2010First airedMay 20, 2010