a growing conflict with california. it comes as the environmental protection agency and the national highway traffic safety administration are finalizing a proposal to overhaul the efficiency standards that were put in place by the obama administration. california and 16 other states filed a lawsuit to block the trump administration's efforts to weaken those requirements for auto emissions. >>> president trump's new attorney, rudy giuliani, now says the president did reimburse michael cohen. >> just this morning, the president took to twitter to weigh in, and caroline shively brings as more. >> reporter: the president posting a series of tweets. president donald trump saying his personal attorney, michael cohen, was paid a monthly retainer and the us agreement had nothing to do with the campaign. the president's tweets coming after his lawyer, former u.s. -- new york city america rudy giuliani dropped a bombshell thing the president reimbursed cohen the money used to pay off daniels, who alleges she had an affair with mr. trump. the previous denials had prompted complaints of campaign violation. giuliani says that allegation is put to rest. >> this started as collusion with the russians. know. now they go