(251107) -- ARLINGTON, Nov. 7, 2025 (Xinhua) -- An American Airlines aircraft makes its final approach to Ronald Reagan Washington National Airport in Arlington, Virginia, the United States, Nov. 7, 2025. Nearly 1,000 U.S. flights were canceled on Friday as a reduction in air traffic took effect amid an air traffic controller staffing shortage during the longest government shutdown in U.S. history. (Xinhua/Hu Yousong)