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Sherlock tries to determine who has been killing weak and terminal patients at a hospital, making it look like they died of natural causes. Meanwhile, Sherlock learns more about Joan’s decision to walk away from her surgical career.
First Air Date : Sep 27, 2012
Last Air date : Aug 15, 2019
Episode : 154 Episode
Season : 7 Season
Runtime: 43:14 minutes
Studio: CBS
Country: United States of America
