Alicia Paquette, a nurse at Northern Light Mercy Hospital, shows the registration area at the public COVID-19 vaccination clinic at the Portland Exposition Building on Monday. The site, which opened this week, will provide 500 shots per day on Mondays and Wednesdays by appointment. The number of immunizations per day should increase to 1,000 when the supply increases, officials said. To register, go to covid.northernlighthealth.org. Michael Kelley / The Forecaster

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