discussion of the regulations and how these companies interacted. they're saying they're comp complying. there have been questions about were the rules really hard enough on these companies. one saying they had promised they had planned for any worst case scenario and clearly, senators say this was not planned for properly. >> thank you so much. bp is so desperate to plug that leak, it is considering extreme options now including one plan to clog the valves with garbage. the first under water video is showing those efforts in action as a rotating blade cut through the type to create a new end. crews are also hoping a smaller dome will be able to siphon the flow. so far, bp has paid out $3.5 million in damage claims, but