Source: Washington Post1 posts
Three very nice articles analyzing voting patterns: Razor thin margins in important swing states: What counties swung to the other party: And an elegant but slightly hard to understand look at urban/rural differences:
Well, actually all maps lie, in some ways or another. This is a nice article about what is wrong with election maps, and some weird maps that try to make them lie less.
An interested analysis, but not too surprising if you are already aware of DC income distributions. (via WashingtonPost blog article)