GRAND RAPIDS, Mich. – The Rev. Edward Pinkney's congressional campaign has many obstacles to overcome, not the least of which is that he's currently behind bars. Pinkney, who turns 60 on Monday, is the Green Party candidate for Michigan's 6th Congressional District. Among his opponents is 55-year-old incumbent Fred Upton, a Republican who has occupied the seat since 1987. Besides battling for a spot in the U.S. House of Representatives, Pinkney also is fighting what he considers to be a corrupt legal system that has imprisoned an innocent man. The American Civil Liberties Union of Michigan is working to overturn...