confusing math concerning warren's dna test led to an epic correction tonight by "the boston globe." this is actually their second correction of the evening for math. and this kind of says all you need to know about this story today. due to a matter ror, a story about elizabeth warren misstated the ancestry percentage of a potential 6th to 10th generation relative. the generational range, based on the ancestor that the report identified, suggests she's between 1/64th and 1/1024th native american. with us to talk about the whole mess, kimberly atkins for the "boston herald," and massachusetts native steve kornacki is here with us in the studio and happens to be the author of the new book "the red and the blue, the 1990s and the birth of political tribalism." after seeing him on bill maher friday night, i didn't know if