Frank said it has been a "surreal" experience to have a child whose impact is so great that there are people asking for his prayers.
What the littlest children can teach us about suffering →
"Every time I have to defend my father's life, it takes a little more of my life away," he said. "My kids never met my dad, but they certainly had to deal with this. We never asked for it."
Terrorist or hero? Puerto Rican nationalist to be freed →