Pam we first showed you this video last night on kron 4 news at 8 and tonight, its raising many questions and concerns. Pam new tonight at 8. Our Charles Clifford spoke with Alameda County sheriff spokesman j. D. Nelson. Pam here is his reaction to the shocking scenes. Happening on the streets of oakland. Reporter there is no evidence in the video that Law Enforcement made for other actions to stop this slide show. I think he cared or side of caution. He had a large crowd he went aurora the quarter and maybe they did come back. It is not clearly shot in the video. Sheer Reporter Department has contract with a. C. Transit to keep the buses moving. We have to have to walk that fine line from contractual obligations. Calls for back up to come in and maybe that did happen but the video does not show that. Reporter this story is exploding on our website. By far the post popular. Hundreds of people checking it out right now. Reporter if youd like join them. Real easy. On our homepage. Just c