Am curious, is this Rosenberg related by marriage or otherwise to the infamous Julius and Ethel of late memory who delivered the secrets making the atom bomb to their comrades in Russia????
"...is this Rosenberg related by marriage or otherwise to the infamous Julius and Ethel...?" Not to my knowledge. It's been in no news reports and, were she, it would have likely been deemed newsworthy.
Though, with today's "journalists", one might wonder...