Outside the Pleasant View Nursing Home in Carroll County in March. The facility where 17 people have died of covid-19 is among at least 142 elderly care homes in the Washington region with coronavirus cases. (Katherine Frey/The Washington Post)

The novel coronavirus is taking root inside the Washington region’s nursing homes and assisted-living communities for the elderly, with at least 142 of those sites now affected and two of the nation’s largest outbreaks happening in Virginia and Maryland.

Amid a national scramble for respirator masks and other protective gear, caregivers, worried families and industry leaders all warn that the country’s premier network of care for a growing segment of society may soon be overwhelmed.