Aug. 11: The report's appendix is provided to attorneys of the joint defense group and marked "for attorney's eyes only." Aug. 18: Uber announces its acquisition of Otto for $680 million. Aug. 23: Google discusses possible litigation against Uber. Sept. 13: Uber begins testing self-driving cars in Pittsburgh. Oct. 24: Otto publicizes a delivery of Budweiser beer via its self-driving trucks. Oct. 28: Google files an arbitration demand claiming Levandowski and Ron breached their employment contracts when they started a competing company and poached Google employees for their new company. December: Led by Levandowski, Uber begins testing self-driving cars in San Francisco, but quickly suspends its trials after the DMV revokes the car's registration because of a refusal to apply for a permit.