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After four people nearly die from poisoning, Don learns someone is tampering with nonprescription drugs. When the perpetrator publishes a manifesto in a local paper, Don is led to believe the person may be a former employee of the drug company that manufactured the drug.
First Air Date : Jan 23, 2005
Last Air date : Mar 12, 2010
Episode : 118 Episode
Season : 6 Season
Runtime: 45:14 minutes
Studio: CBS
Country: United States of America
