article_snippet: Let's start with the demographics.
article_snippet: Two answers: timing of elections and type of elections.
article_snippet: In the national election in November 2012, a study found, voter turnout between blacks (54%) and whites (55%) was virtually identical.
article_snippet: But because of the vast racial differences in the city's population, a study resulted in an electorate that was 71% black and 28% white.
article_snippet: Fast-forward five months later in April, when whites were three times (17%) more likely to vote than blacks (6%).
article_snippet: That resulted in an electorate that was majority white: 52% versus 47%.