Pro Arts Gallery party next to Frank Ogawa Plaza Inside Downtown Oakland's clubs, restaurants, and art galleries, January 28, 2012 was just another Saturday night in Oakland, California with live music, good eats, and warm atmosphere. But just a few blocks up the street, hundreds of police officers blocked off Broadway from 23rd to 25th Street. Nearly 300 of the 2,000 Occupy Oakland protesters were arrested in a day-long battle between protesters and police who used flash grenades, smoke grenades, and tear gas. After my unexpected encounter with tear gas earlier in the day, I returned to Downtown Oakland after seeing a lot of Twitter activity about Occupy Oakland . I went to the protest as an observer, not as a participant. I arrived at Frank Ogawa Plaza around 7:45pm. Police officers in riot gear were guarding City Hall. From 8-9pm, I went up to various protesters and onlookers in Downtown Oakland and asked them "What happened tonight?" The following is what...