Just weeks before government scientist Bruce Ivins' suicide, a grand jury was convening on the third floor of the federal courthouse, near the U.S. Capitol, looking into the 2001 anthrax murders. Things weren't looking good for Ivins, the only suspect in the case. It was July 2008. His attorney, Paul F. Kemp, according to court documents reviewed by AOL News, had just filed court papers to become a death-penalty-certified attorney in the case -- a little-known fact. And the chief U.S. District judge in Washington, Royce C. Lamberth, had approved the request. "I thought this was a precaution to take....