Dozens of criminal prosecutions could be affected by allegations a Toronto detective was caught with drugs following a drunken vehicle pursuit that left two police officers injured, according to records obtained by CBC News.

Det. Const. Brian Sukhram spent several years investigating the narcotics trade for the Toronto Police Service's drug squad and other units, making undercover buys and handling contraband before he was arrested in Peel Region last year and charged with possession of cocaine and methamphetamine for the purpose of trafficking.

Criminal defence lawyers consulted by CBC News say Sukhram's background, and the charges against him, will seriously impact cases linked to the veteran officer.

"When it comes to anything to do with drugs, he's obviously lost all credibility and

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