Mike Barnicle, an award-winning print and broadcast journalist, told about a baby born to Mary Teresa Hickey and her husband in 1945. The parents came from Cork, Ireland. The baby was a Down's Syndrome boy. Mary Teresa held the baby tightly, saying, "He's ours and we love him. He is God's chosen one."

The family lived in the Dorchester section of Boston. Their other boy was Jimmy. The dad died young of a heart attack, and Mary was left to raise the two boys, nine-year-old Jimmy and seven-year-old Danny. To pay the rent she scrubbed floors at a chronic care hospital.

Jimmy took good care of Danny. Dan felt at home with all the kids because no one told…