She probably didn't even know what it meant. Of course, each term is limited - but there's no limit to the number of terms they can serve.
She was probably a communications major. The dumbest people in the world go into that major, and if they're reasonably good-looking, they're hired. Journalists may be biased, but at least most of them are smart enough to know or to find out about an issue. But the only thing necessary for a TV "news" person is to have a voice that won't shatter glass and to have standard TV good looks. Knowledge is not required.