WESTFIELD, N.J. (CBSNewYork) — Confirmed coronavirus cases jumped by nearly a dozen people in one New Jersey community Saturday.

The mayor of Westfield says there are 11 new confirmed cases there.

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On Friday, the town learned of seven cases.

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This now makes 28 cases since June 30 for Westfield.

Mayor Shelley Brindle says Saturday’s 11 new patients are all 18-25 years old.

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At least three of the 11 new cases are being linked to parties.