Core Insights - The company is officially retiring its fleet of McDonnell Douglas MD-11 cargo planes following a deadly crash in Louisville, indicating a systematic approach to modernizing its air fleet [1][5] - The company plans to replace much of the retired capacity with more efficient Boeing 767 aircraft, expecting to receive about 18 new units over the next 15 months, with 15 deliveries anticipated this year [2] - The company is implementing a turnaround plan that includes cutting 30,000 jobs to create a more efficient global network aimed at growth, flexibility, and profitability [3] Incident Details - The MD-11 fleet was grounded after a crash on November 4, which resulted in the loss of 14 lives, including three crew members and 11 individuals on the ground [6] - The crash occurred shortly after takeoff from Louisville Muhammad Ali International Airport, with the plane's engine falling off and igniting [6][8] - Initial plans to return the MD-11 fleet to service have been delayed, with the process now expected to take several months due to extensive inspections and repairs [9][11]