Long distance runaround:
Last year, North Carolina's Board of Elections changed the locations of many of its hundreds of Early Voting sites across the state. No one seems to have noticed that those changes added more than a third of a million miles to the distance between black voters' homes and their polling places, while affecting white voters' aggregate distance-to-poll hardly at all.
(Author's note: I was going to include this in my Tuesday Twitter post, but after perusing the data, it became evident it needed better exposure.) We've long suspected there was a concerted effort to disenfranchise certain voting demographics by relocating polling sites, but now we have the data to back that up. It also increases the likelihood (by a factor of ten) there was/is a state-wide conspiracy to make voting more difficult for people of color; you don't get these numbers by accident: