the president challenging omarosa's accusations in her new book that he is a racist. the white house bracing for what else she could have on tape. a key round of primaries today, including wisconsin. republicans are running to the right as they try to oust a red-state democrat. ♪ r-e-s-p-e-c-t the queen of soul in failing health. aretha franklin in hospice care. welcome back to "early start." i'm christine romans. >> i'm dave briggs. it's tuesday, august 14th. it's 5:00 a.m. that book "unhinged" is on book stands now. president trump refuting one of omarosa manigault newman's most damning charges there is an out-take from "the apprentice" where he uses the "n" word repeatedly. the president tweeting that the producer of the show called to say there are no tapes of "the apprentice" where i use such a