boost carson at the expense of donald trump. >> he is known for not holding his tongue or at least his fingers when it comes to writing on twitter. >> i do think a lot of this is about his genuine admiration for ben carson. i think what we're parsing here is the word real. and it is fraught, it is definitely controversial. this is reflected on the broader series of things about his admiration of murdoch. has it caused a little explosion tonight? you bet. it's also of interest to me that this is a president who has always had a slightly different racial experience and racial narrative, even if his own books from a lot of african americans and so i think that this is a -- this peels back a little complex window in our society right now, not only on how president obama has been bounded in some of the