bay. how far traffic is stacking up. we re look at mostly cloudy skies around the bay area this morning. but we are going to see a little sunshine by the afternoon. we will talk about that in just a moment. good morning, everyone. it s monday, january 30. not sure what that was. but it s monday. we re going to try to get that fixed for you. i m grace lee. frank has the morning off. we begin in oakland where in just a few hours, city hall will be open for business. that s despite a chaotic weekend with the occupy demonstrators. vandals broke in, shattered windows and burned an american flag. gil diaz is in oakland to show us the clean-up that needs to be done. reporter: good morning. a whopping 400 people were arrested over the weekend. there was a clear statement that the city was fighting back. but yeah, this morning, they have to do a lot of clean-up not only inside city hall but also outside at frank ogawa plaza. graffiti, a lot of it. this is a huge graffiti sig