cliff kupchan, reul gerecht, thank you very much. >> woodruff: back in 2008, president george w. bush signed a new law guaranteeing mental health parity that required insurers to treat mental illness similar to other diseases. but it's taken five years before the latest and final regulations were released today to fully implement the law. among other things, it means the law will guarantee fewer limits on doctor visits and hospital stays. hari sreenivasan looks at the changes for patients and what happened over those five years. >> sreenivasan: for that, i'm joined now by dr. carol bernstein. she's an associate professor of psychiatry at new york university's school of medicine and past president of the american psychiatric association. so, this law went on the books in 2008. help us understand concretely what are the changes that happened today? well, this is a very, very important day for all of us, and i think it just has taken a little bit too long to happen, i think. when these laws go into effect, if they happen, but in order for them to be enacted properly, a series of reg