By day, Dr. Timothy Roach worked at the hospital, screening patients for signs of the coronavirus.
By night, he was in isolation under his own roof, listening for the sound of his children's voices through the wall.
"It broke your heart a little bit when they'd cry in the middle of the night," said Roach, an internal medicine specialist in the M Health Fairview system whose work with coronavirus patients meant weeks away from his wife and two small sons.
This is the price some of us pay to protect the rest of us.
His baby, Liam, is 2 months old, born into the pandemic.
Big brother, Thomas, 2½, knew his father was in the house, behind closed doors, a smiling face on a screen reading him storybooks.
"He understood that I was doing this to make other people's lives better," Roach said. "I [told him] that other people would do the same."
Some Minnesota doctors and nurses are living out of hotel rooms right now. Nursing home caregivers are sewing their own masks. Grocery store clerks are sanitizing every surface in sight, trying to protect us from the unmasked and the un-handwashed.