again, we don't know what we're going to find. they don't know what they're going to find, and there is, of course, safety hazard there in all of this. this isn't a usual dive. our crew has undergone extensive training to ensure their safety under water. rob marciano joins us. you had to undergo several hours of training. >> forget about going under the water. just to clean up the beach, i had to go through four hours of hazmat training, and that's bottom of the rung hazmat training and you graduate to a 40 hour course in that regard. so god only knows what she had to go through to get to this level. >> it's like what we do when we go to hazardous training and war zone training, the same process. >> it is and you think it's common sense but there's a lot more that gets involved in that than just the bottom of the barrel hazmat training and to escalate to the next level and deal with underwater suit that