She started helping Detroit’s impoverished community in her house. Now, her nonprofit has reached 250,000 people.

Najah Bazzy can pinpoint the moment her life changed.

In 1996, she was working as a nurse when she visited an Iraqi refugee family to help care for their dying infant.

She knew the situation would be difficult, but she wasn’t prepared for what she encountered.

“There, at the house, I got my first glimpse of …