`` This is the army 's last chance , '' Taman warned . NEW : Two Egyptian officers forced to leave square , witness says . Numbers of demonstrators have swelled because the Muslim Brotherhood has joined . Groups are seeking prosecution of former president Hosni Mubarak . Comment:
NEW : Two Egyptian officers forced to leave square , witness says . Numbers of demonstrators have swelled because the Muslim Brotherhood has joined . Groups are seeking prosecution of former president Hosni Mubarak . Comment: