. >> reporter: officer thomason said they are stepping up patrols in the recent hot spots and working in extra resources to help solve these crimes. priya davis-clemens, ktvu channel 2 news. >>> we now know more about the man involved in a wild shootout with the chp that shut down the interstate for hours. byron williams of groveland in the sierra foothills has an extensive criminal history that includes convictions for felony theft in washington state and bank robberies, dui and battery in california. when officers pull the williams over sunday morning for speeding and driving erratically, they say he had a cache of weapons and was wearing body armor. >> obviously he was armed with lots of weapons. he had a bulletproof vest and he was going somewhere. that's what we're going to investigate is what was he gonna do. >> williams may have been motivated by his inner over the political climate in the country. he's hospitalized with multiple gunshot wounds. >>> demonstrators, both in support of and against former b.a.r.t. police officer, johannes mehserle, took to the streets today. rob ro