talked about the power and the perils of this storm with director of the national hurricane center rick knaab. >> i can't remember a hurricane on a track like this. >> i cannot either, one that has already impacted haiti and eastern cuba and is impacting the bahamas. so many different land areas. >> reporter: it seems, though, with this track right up the coastline, that if the eye of the storm moves a little bit west, you could take in millions of more people very easily. >> well, slight differences in make a huge difference in terms of the magnitude of the impacts for particular locations. even if the center of circulation stays just offshore, it's easy for the hurricane to bring hurricane force winds on to the coast, even bring strong winds well inland. every hurricane has its own dna, its own characteristics. matthew will write its own story and i think folks in florida, georgia, and south carolina could end up experiencing wind, water, or both. >> reporter: what kills most people in a hurricane? >> we know that historically, landfall in u.s. tropical systems, 9 out of 10 people who have