Zacarias Moussaoui (L) listens to former New York Mayor Rudolph Giuliani testify while a video of the Sept. 11 attacks plays in the background Thursday at the Federal Court in Alexandria, Va.
Larry Abramson is NPR's National Security Correspondent. He covers the Pentagon, as well as issues relating to the thousands of vets returning home from the wars in Afghanistan and Iraq.
Canon-making is a core part of rap fandom, the subject of endless barbershop parleys and message-board battles. But something curdles when the companies that control the music business enter the chat.