Today marks six months since a Grass Valley Police officer shot and killed Rod Dankers after a high-speed chase down Highway 174 that ended on a service road next to the Bear River bridge. But Nevada County District Attorney Cliff Newell — whose office was charged with investigating the officer-involved shooting incident — still has not released his report. That is because he is still waiting for information from the state Department of Justice, Newell said. “Our office has finished its investigation into the matter, but before we can issue our final report, we need evidence that was shipped to …