>> and how are they defending? i know they've had these metal barricades set up, but what kind of weapons to the anti-mubarak protestors have? because they've been searched when they go into the square by not only egyptian military troop, checking i.d.s, bodily searching them. we've all been searched. what kind of weapons did they have? >> sticks. you know, pieces of metal. they've been digging up the street and they had a whole system where teens would carry buckets of stones to use at the front lines in the battles where they really dug up a lot of the roads here that you and i were walking on yesterday -- sorry, the day before. but nothing more formal than that.