'What I Know' has charted in the following countries:
United Kingdom, United States, Canada and Australia.
Episode Synopsis: Sarah and Holder close the case while Richmond sets out on a bold new path and the Larsen family gains closure from an unsuspected source.
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Non-Mover. 354 days on the chart
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Non-Mover. 282 days on the chart
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Non-Mover. 182 days on the chart
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Non-Mover. 4 days on the chart
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