; and (C) any other information determined appropriate by the Administrator. (2) Subsequent report Not later than 2 years after the date on which the Administrator submits the initial progress report under paragraph (1), the Administrator shall update the report described in paragraph (1) and submit to the appropriate committees of Congress such report. . 1111. Learning period Section 50905(c)(9) of title 51, United States Code, is amended by striking May 11, 2024 and inserting January 1, 2025 . 1112. Counter-UAS authorities Section 210G(i) of the Homeland Security Act of 2002 ( 6 U.S.C. 124n(i) ) is amended by striking May 11, 2024 and inserting October 1, 2024 . 1113. Study on air cargo operations (a) In general Not later than 1 year after the date of enactment of this Act, the Comptroller General shall initiate a study on the economic sustainability of air cargo operations. (b) Contents In conducting the study required under subsection (a), the Comptroller General shall address the following: (1) Airport and cargo development strategies, including the pursuit of new air carriers and plans for physical expansion. (2) Key historical statistics for passenger, cargo volumes, including freight, express, and mail cargo, and operations, including statistics distinguishing between passenger and freight operations. (3) A description of air cargo facilities, including the age and condition of such facilities and the square footage and configuration of the landside and airside infrastructure of such facilities, and cargo buildings. (4) The projected square footage deficit of the cargo facilities and infrastructure described in paragraph (3). (5) The projected requirements and square footage deficit for air cargo support facilities. (6) The general physical and operating issues and constraints associated with air cargo operations. (7) A description of delays in truck bays associated with the infrastructure and critical landside issues, including truck maneuvering and queuing and parking for employees and customers. (8)