I believe those we are placed beside whether locality or job can allow us to express ourselves..learn about facets of ourselves for either good ot bad..this manifests in many ways

Dee you will have been a safe haven for the children.A child will reparent and try to find a Mother figure..as they themself require to find their role in life.
Just doing what you are doing...you will shed tears when more unfolds... but try to remain connected.
The Mother needs friends..but thats lot of years to have been on pills..so expert help will be required.
They are so lucky to be near you..