The FDA is warning doctors about purchasing and prescribing a fake Avastin - a cancer-treating drug. CBS News chief investigative correspondent Armen Keteyian follows the trail of where the counterfeit drugs.
Read More »The FDA is warning doctors about purchasing and prescribing a fake Avastin - a cancer-treating drug. CBS News chief investigative correspondent Armen Keteyian follows the trail of where the counterfeit drugs.
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