The question for filmmakers and TV executives following some horrific global event or, worse, a full-fledged war, is always the same: how much time is enough? How long until the public will be ready to be entertained by this subject? Usually, the answer is measured in years, which makes Stephen Bochco’s new series groundbreaking on its face. Bochco is attempting to tell the stories of the still highly controversial Iraq war while the conflict is still going on.