Aeromexico appeals to halt Trump administration’s order to end joint venture with Delta Air Lines by January 1, citing substantial costs and potential harm to operations and brand. USDOT ordered end to nine-year-old partnership due to competition concerns, affecting 60% of Mexico City Airport to U.S. flights. Delta warns of $800 million in consumer benefits at risk if venture ends.

Read more at Yahoo Finance: Aeromexico asks US court to block Trump order forcing end to Delta joint venture