His columns raised serious concerns about the Justice Department's ethics and sense of fair play. Regardless of what you think of Stevens -- including whether you believe he is still guilty -- the record now shows federal prosecutors cut corners going after the nation's longest-serving senator. And we should all be concerned about that.

Read Shea's columns:

The corrupt, unethical prosecution of Stevens

The corrupt, unethical prosecution of Ted Stevens, Part II

The corrupt, unethical prosecution of Senator Stevens, Part III

The corrupt, unethical prosecution of Ted Stevens, Part IV

Misconduct in Stevens' prosecution not norm for Justice Department