By CBS3 Staff

PHILADELPHIA (CBS) — Philadelphia’s mass vaccination site at the Pennsylvania Convention Center will be administering only second doses for the next three weeks. Officials from FEMA – who operate the site – say second doses of the Pfizer vaccine will be the sole focus there.

No walk-ups will receive the vaccine.

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FEMA says they hope to administer the Johnson & Johnson one-dose vaccine in the coming weeks, but the timing on that is still unclear.

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Meanwhile, Philadelphia’s sixth mass COVID-19 vaccination clinic is now open in South Philadelphia. It’s located at the Edward O’Malley Athletic Association.

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A new neighborhood site was just what the residents in South Philly say they desperately needed.