A day after Mayor Vince Gray led a voting rights demonstration and marched with protestors for D.C. autonomy, he was hit with a front page Washington Post story that dives deeply into the aggressive federal investigation of his 2010 mayoral campaign.

Like everyone else, we’ve spent the morning pouring over the scintillating federal complaint [PDF] against Illinois Gov. Rod Blagojevich, who was arrested this morning, along with his close aide John Harris, on charges of attempting to sell the U.S. Senate seat being vacated by President-Elect Barack Obama to the highest bidder, and attempting to use his office to influence the Chicago Tribune’s Editorial Board. Read all 78 pages if you have the time, but here…