Yes, but their child, also murdered on the same day, would have been, what, 35 today. If it had been a boy, he would have already taken his hereditary place in Congress and would have had a very modest career so far, and, if a girl, would have been a flaming drunk, making a fool/disgrace of herself in Kennedy fashion.
You are not the first to suggest she was pregnant. Where is this information? How do you know this?