Did the White House Pressure the Wisconsin US Attorney?

Here is a video report from Josh Marshall concerning some muck that his reporters are uncovering.

Whereas the US Attorney from New Mexico was fired, the US Attorney in Wisconsin kept his job. The hypothesis is that Wisconsin US Attorney Steven Biskupic may have kept his job because he helped the Republicans by prosecuting Democrats in a tight election race. Furthermore, it is also thought that he was one of the attorneys whose name was redacted on the list that the White House gave to Congress.

Click the link to be taken to the video report for the rest of the story.