Proxy, page Stakeholder Engagement 102-40 List of stakeholder groups Appendix—Stakeholder Engagement 102-41 Collective bargaining agreements Delta 2019 10-K, page 11 102-42 Identifying and selecting stakeholders Appendix—Stakeholder Engagement 102-43 Approach to stakeholder engagement Appendix—Stakeholder Engagement 102-44 Key topics and concerns raised Appendix—Stakeholder Engagement Reporting Practices 102-45 Entities included in the consolidated financial statements Delta 2019 10-K, pages 53-55 102-46 Defining report content and topic boundaries Appendix—About This Report 102-47 List of material topics Appendix—About This Report 102-48 Restatements of information There have been no restatements in this reporting period.