article_snippet.sent: The campaign videos have been released in the wake of a measles outbreak that started at Disneyland in December, sickened 147 people in the U.S., which has seen the debate over vaccination flare up.
article_snippet.sent: Officials at the California Department of Health and Human Services said no new infections have been reported for the past 42 days — or two incubation periods — meaning a measles outbreak that started at Disneyland in December is over in the U.S.
article_snippet.sent: Many who fell ill in the Disneyland episode were not immunized against measles.
article_snippet.sent: The campaign videos have been released amidst debate across the United States over whether vaccines should be compulsory in the wake of a measles outbreak that started at Disneyland in December Disneyland December .
highlights_snippet.sent: Released in the wake of recent measles outbreak in North America .
  
highlights_snippet.sent: Started at Disneyland in California, and sickened 147 people in the U.S. 