Lead Inspector General for Operation Freedom's Sentinel and Operation Enduring Sentinel: Quarterly Report to the United States Congress (October 1, 2021 - December 31, 2021) [open pdf - 3MB]
From the Foreword: "This quarterly report describes the activities of the U.S. Government in support of OFS [Operation Freedom's Sentinel] and OES [Operation Enduring Sentinel], as well as the work of the DoD, the Department of State (DoS), and the U.S. Agency for International Development (USAID) to promote the U.S. Government's policy goals in Afghanistan, during the period of October 1, 2021, through December 31, 2021. [...] This report also discusses the planned, ongoing, and completed oversight work conducted by the Lead IG [Inspector General] agencies and our partner oversight agencies during the quarter. This quarter, the Lead IG and partner agencies issued eight audit, inspection, and evaluation reports related to OFS and OES."
U.S. Department of Defense: https://www.defense.gov/