Vaccine mix-up prompts rescheduling shuffle in Pennsylvania Megan Guza Wednesday, Feb. 17, 2021 12:42 p.m. | Wednesday, Feb. 17, 2021 12:42 p.m. Go Ad-Free Today! AP A syringe with a dose of the Moderna covid-19 vaccine. Commonwealth Media Services Pennsylvania Acting Secretary of Health Alison Beam Share this post: Facebook Twitter LinkedIn Reddit Email