Derek witnesses a horrible car accident and springs into action to save lives.
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Episode Details: Grey’s Anatomy Season 11 Episode 21
| Title | How to Save a Life |
| Episode | 21 |
| Season | 11 |
| Release | April 23, 2015 |
| Overview | Derek witnesses a horrible car accident and springs into action to save lives. |
| Rating | 6 |
| Vote Count | 6 |
