The doctors are exposed to flu-infected patients. Derek prepares to give a speech. A new doctor gives Alex a glimpse into an alternative medical practice.
In the first hour of the two-hour season six finale, Meredith receives life-changing news just as Seattle Grace Hospital is hit with a crisis like no other in its history.
This is the first hour of a 2-hour season finale. Two episode entries have been created. The 10pm EST marker will mark to beginning of the second episode.