When Iran takes to the field on Monday for the first game of its World Cup, Sara Barahman will be among the thousands of protesters outside the stadium waving a very specific flag: the one used by the country before the 1979 Islamic Revolution. If these banners —- featuring a lion and sun over green, white, and red stripes —- make it inside the venue, the Iranian team has threatened to halt its match against New Zealand. But the political science student couldn't care less.