New York magazine’s John Heileman writes about Gov. Kathleen Sebelius in “Obama’s V.P. Conundrum,” and raises an interesting, but troubling, racial issue in connection with a possible Obama-Sebelius ticket. Because Sebelius is too young and too attractive to be seen as a maternal figure for Obama, Heileman wonders whether their pairing would raise subconscious miscegenist fears among working-class voters.*In a comprehensive, but superficial, look at possible vice presidential candidates in U.S. News & World Reports, Kenneth T. Walsh puts Sebelius among those who would add “demographic appeal” to the Obama ticket