let's go to julie scardina, animal ambassador for seaworld and busch gardens. she knew dawn brandcheau very well. what, if anything, can the seaworld attraction do about this, julie? >> well, right now we're obviously concentrating on, you know, sending our thoughts and prayers and any support that dawn's family needs to them. and we're sending our deepest sympathies to them, of course. on top of that we're doing an investigation into exactly what happened so that we can determine what steps to take next. >> larry: is seaworld closed? >> no. seaworld is open, although we're not doing the shamu shows currently right now. >> larry: do you think it will be a while before they come back? >> well, that's hard for me to determine right now. certainly it's going to depend on, you know, what is found and there are a lot of internal experts as well as external experts that are going to be consulted. all that process will be in the works over the next few days, weeks, and potentially months depending on exactly what happened. you know, i knew dawn and she was such a passi

i want to bring in julie scardina, a killer whale trainer and spokesperson for seaworld. lie, good morning to you. >> good morning, matt. >> you know, this whale, this tilikum, had a violent history, was implicated in at least one death of a human in the past, the death of a trainer here in british columbia, by the way, in 1991, suspected of having something to do with another death in 1999. so, you know, were enough precautions being taken to keep this whale away from trainers, or at least keep the trainers at a safe distance? >> well, obviously, we're reviewing that now. we certainly had a lot of protocols in place, and we actually did not get the water with this whale because of his past history, although both of those incidents, interestingly, are very different. you know, each one has its own specific story. and in this case, dawn's session, according to the other trainers who were working with her, was going very, very well. it wasn't like there was a level of frustration or anything on the part of the whale, and dawn is one of our most experienced trainers. i mean