SHE IS NOT ELIGIBLE!
Repeat: SHE IS NOT ELIGIBLE!
On the Meaning of Natural Born Citizen
“All the sources routinely used to interpret the Constitution confirm that the phrase natural born Citizen has a specific meaning: namely, someone who was a U.S. citizen at birth with no need to go through a naturalization proceeding at some later time. “
As I said, there are plenty of reasons not to vote for her, but this citizenship issue is bogus. She was born in the US, so she is a citizen. See above, from a highly respected source, with link.