(Office of Gov. Tom Wolf) HARRISBURG, Pa. - Pennsylvania has eased its mask mandate to allow people who are fully vaccinated against COVID-19 to gather with other vaccinated people without masks or social distancing, state health officials said Monday.The new rules also apply to vaccinated people gathering with people from a single household who have not been vaccinated but who are considered at low risk of severe disease from the coronavirus — such as vaccinated grandparents visiting with healthy grandchildren.Vaccinated people also no longer have to quarantine following an exposure to someone with COVID-19, as long as they do not develop symptoms, state health officials said.Acting Secretary of Health Alison Beam revised the state's.