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    21-day Ebola quarantine long enough?

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21-day Ebola quarantine long enough?

Amid the concern over Ebola, the length of the quarantine period is the latest battlefront. CNN's Tom Foreman reports.

21-day Ebola quarantine long enough?

Amid the concern over Ebola, the length of the quarantine period is the latest battlefront. CNN's Tom Foreman reports.