using at one point military tactics to peel off the key choke points, but the protesters after almost losing this square, have managed to fight back. if you look behind me there's a lot of fire. the tahrir extends back behind me almost as far as you can see. the pro-mubarak demonstrators, who are now just in this area by the bridge, at one stage reached to the middle of tahrir, and demonstrators broke the in reinforcements, they are using barricades, metal sheets to -- that they're interlocking, almost like, as they march forward, and now large molotov cocktails at each other. >> richard, it's late at night, do you expect it to go through the night, this conflict in the streets? >> it seems that way. the protesters think this is it.