Dozens of people in Harlem, New York, have been impacted by an outbreak of Legionnaires’ disease. Two people have died. Dr. Jon LaPook has more.
What to know about Legionnaires' disease outbreak in Harlem

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Dozens of people in Harlem, New York, have been impacted by an outbreak of Legionnaires’ disease. Two people have died. Dr. Jon LaPook has more.