Montgomery County Enters Vaccine Phase 1B; State of Maryland in Phase 1C Montgomery County announced that it has entered Phase 1B of its COVID-19 distribution plan. Phase 1B includes adults age 75 or older (tier 1) and essential frontline workers (tier 2 and tier 3 — see tweet below for a breakdown of these tiers). … Continue reading Montgomery County Government Starts Vaccinating Residents 75+