We have spent more than $22 billion in response, claims and other costs to date, and we remain committed to finishing the job,??? Thomas said.DISAGREEMENT OVER CLEANUPGraves said he???s been frustrated that the Coast Guard has been unwilling to force BP to clean up remaining oil.???The law says they???re liable for it,??? Graves said. ???Quit the games and clean it up.???Coast Guard spokeswoman El