is suing two other cpani over lastyear's deepwater rizon reg explosion which used america'sigge enviroentadisaster. they pland toue transean for least $40 billion in damages as well ashe firm that esigd the bloworeventer thatailed. a yeaof t disasr, t environmental andinancial costs are still beincound. we are in miami. it seemss though allhos involv arerying to sft the ble onto each other. >> i think that soing to happen. remember the huge sts was faced with. the were forced to put20 billn ase forompeation, ns of billions me to pay for cubaleanp operation. ev thebama administration did not just blad bp. i bamed tansocean and lliburton as well. bp is saying, clearly thiis not just our fault. we need to spre theost. thy're puring it through te courts. it will take yea. it could te decades. meanwhile, scientists sll cann agr on just how much dama all the oilas done in the gulf of mexico. most scientists i have spokeno says it isot as severe as ever en f thought. so say it is gonaltogether. many say is lyingn th bottomf the ocean floor. itouldo damage. that will take years inot decades study nd o jus