Sadly her parents ended up divorced over it with the father thinking the mother must have had an extramarital affair, however, her vehement denial led to them having genetic testing done which showed that the gene resided on the man's side. Come to find out there was a mixed race birth in his family several previous generations ago that he nor his parents were not aware of.
I had never heard of this circumstance until I met this amazing young woman.
The proverbial Abyssinian in the fuel supply?
I had an interesting encounter with history when I joined the Navy.
I, being caucausin, was called by medical along with 4 black guys in my boot camp company.
All of us were told we either had Sickle Cell, or had Sickle Cell Trait. I have the trait. I was immediately told I would be retested.
None of the brothers believed me that as far as I knew, I was 'white'. Makes for interesting comments now, especially since 2 of my kids have it, and 2 don't.