https://www.delta.com/content/dam/delta-www/about-delta/corporate-responsibility/The-Way-We-Fly.pdf https://www.delta.com/content/dam/delta-www/about-delta/corporate-responsibility/The-Way-We-Fly.pdf https://www.delta.com/content/dam/delta-www/about-delta/corporate-responsibility/The-Way-We-Fly.pdf https://www.delta.com/content/www/en_US/privacy-and-security.html https://www.delta.com/content/www/en_US/privacy-and-security.html https://www.delta.com/content/www/en_US/privacy-and-security.html 2019 CORPORATE RESPONSIBILITY REPORTDELTA AIR LINES, INC.