rebecca hundreds and hundreds of thousands of people have been back on the streets today is really turning into another violent evening we've seen news very liberally on the streets with that said blue dye which is so often used here in hong kong designed to sustain and mock anybody who is hits in an attempt to try and identify the parts arrest them later and then of course tear gas as well round after round of tear gas canisters have been fired at protesters now this approaches did begin very peacefully we had people of all ages on the streets but then as is the pattern at these protests police moved in to clear the protesters out because after all this is an unauthorized protest left behind the young people mainly who are on the front lines who've been engaged in these clashes with police we what we've really seen in the last few hours is that a cat and mouse game between the police and protesters is one follows another to