thanks for watching. good night. watching. goodnight welcome to the whole story. i m anderson cooper. sharks had been around for at least 400 million years, even before dinosaurs walked the earth these apex predators have a reputation for attacking all sorts of marine life, where it sometimes includes the occasional human, but are shorts a danger to people or people in danger to shore? according to scientists, more than one-third of shark species are at risk of extinction, mostly due to overfishing some fishermen in the u.s. argue that sharks are coming out in greater numbers in every stealing their catch and making it harder for them to earn a living seen as bohr sanchez is an experienced diver and over the next hour he takes us underwater with sharks to show us both the beauty and danger of these creatures we want to warn you some of the images you ll see in this hour, maybe disturbing below the surface at tiger beach you re supposed to steady your breath limit your movem
How you go about trying to find people in such a building. iliiuiāitli people in such a building. with our task force, people in such a building. with our task force, we people in such a building. ti our task force, we have our engineers that make sure that pile is safe enough for us to come on and begin our search. from then on, we deploy our dogs with no equipment on. they go in naked. and we send them to search the pile, looking for any signs of life. 0nce to search the pile, looking for any signs of life. once they locate signs of life, either by breath or by body odour of life humans, they will stay at that source and bark. we will approach, we will assess, we will investigate, and then the rest of our search team will get to it. rest of our search team will get to it rest of our search team will net to it. ., get to it. and you mentioned how great get to it. and you mentioned how great the get to it. and you mentioned how great the guy get to it. and you mentioned