Florida officials announced that the state will work to phase out all childhood vaccine mandates , becoming the first in the U.S. to do so. Health experts say such a move raises the risk of deadly disease outbreaks.

Students have long been required to receive vaccinations for once-common childhood illnesses like polio and measles. A large majority of Americans believe the government should make vaccines more available and should encourage vaccination against measles, mumps and rubella, a CBS News poll found.

In the past few years, the United States has seen rising numbers of families getting vaccine exemptions for non-medical reasons, and vaccination rates have declined. Some states have made it easier to seek such exemptions. Florida's plan to roll back requirements wou

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