people, but there are many reasons you can have a problem in a helicopter. this appears to be what's called a robinson 44, it's made in torrence, california, people like it because it's very affordable, you can buy one for under half a million dollars, a used one for very less, but over the years the notice has had criticisms for various things such as something called rotor bumping, meaning the main rotor can hit the housing of the helicopter in extreme conditions. it does have one thing that didn't happen here, there is a fire danger upon a crash landing. over the years there have been many criticisms but that's impossible to tell from the video what really brought it down. >> the people on the helicopter were lucky that there were beachgoers and lifeguards that quickly responded to get them out of the water. walk us through the challenges of crashing into this sort of area, this kind of shallow water beach front. >> well, you're absolutely