stand trial. you'll recall that the three are said to be hiking on the iran iraq border. iranians arrested them accused them of spying. the guys remain in the prison there and iran released shourd. but now an iranian prosecutor wants bower's fiance to come back. they say they freed her for humanitarian reasons. iran says they will seize $500,000 bail if she doesn't show. >> we've been tracking the protest in egypt for about a week. it may seem they snowballed quickly but the reality tensions have been simmering for some time long before they finally erupted. john roberts is live tonight in london. >> simmering for 30 years. to really understand how we got to where we are today, you have to go back to 1981 and