Though the Alabama Legislature has cleared the way for posthumous pardons of the Scottsboro Boys, much work — from legal documents to public hearings — remains before the names of the nine black teens wrongly convicted more than 80 years ago are officially cleared.

The Scottsboro Boys were convicted by all-white juries of raping two white women on a train in Alabama in 1931. All but the youngest were sentenced to death, even though one of the women recanted her story. All eventually got out of prison. Only one received a pardon before he died.

The case became a symbol of the tragedies wrought by racial injustice. It inspired songs, books and films. A Broadway musical was staged in 2010, the same year Washington opened a museum dedicated to the case. The Scottsboro Boys' appeals resulted in U.S. Supreme Court decisions that criminal defendants are entitled to effective counsel and that blacks can't be systematically excluded from criminal juries....