Unless he gave up his citizenship of his own free will as an adult.
Don't you want to see his college and passport records to see if he did that?
Should we just check and see if he floats?
“If he was born in the US, it is a slam-dunk that he is a natural-born US citizen.”
“Unless he gave up his citizenship of his own free will as an adult.”
There is zero evidence for that, and the fact that he has a US passport file and US passport argues against it having happened.
“Don’t you want to see his college and passport records to see if he did that? “
College is irrelevent, not relevent to US law on this, which requires and specific and affirmative renunciation of US citizenship. Passport records are relevent, but any such suit is nothing more than a fishing expedition on this point without any evidence for such a renunciation.