Consumer Reports finds "unpredictable" spikes of mercury levels in popular canned tuna brands

  • Oops!
    Something went wrong.
    Please try again later.

A new report from Consumer Reports found a wide range of mercury levels in five popular canned tuna brands and says pregnant people may be best off avoiding tuna. CBS News medical contributor Dr. David Agus joins "CBS Mornings" to discuss the report and the health risks of high mercury exposure.