Iran continues to hold British marines and sailors as the US and Iranian navies hold maneuvers in the Persian Gulf. As the crisis escalates, what are the prospects for resolution or escalation?  What's the history of Anglo-American relations with an oil-rich Middle Eastern country?  Also, David Hicks, the so-called Australian Taliban, is sentenced to seven years imprisonment and, on Reporter's Notebook, French presidential candidates go on the Internet for a 'Second Life.'