CNN New Day July 21, 2015 12:38:00
Tracking shark attacks and shark bites. are you noticing a marked rise? are you noticing a trend to the increase? >> in general, there's a very slow increase in the number of attacks. and that's gone on since 1900. and that's totally related to the fact that there's more humans on earth every year than in the previous year. so we get an increase no matter what. is this year a particularly high year? no. >> it isn't? >> i think one of the things we're seeing -- well of course in north carolina which got all the headlines, we had a high number in one place for a short while. but the reality is w...