US battles worst outbreak of measles |Video
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US battles worst outbreak of measles |Video(Updated: )
The worst measles outbreak in the US in 25 years has spread to Oklahoma, and has now reached 24 states. According to the US Centers for Disease Control and Prevention, 41 new cases nationwide were reported last week. That raised the total number sickened this year to 880 people, with more than three quarters of the cases coming from New York state. Nick Harper reports.