NBC News is set to air previously unseen footage from its coverage of September 11, 2001, in a special documentary on its show Dateline as part of the 25th anniversary commemorations of the terrorist attacks. The footage, which was captured during the original events, has remained hidden from public view until now. This documentary is one of several initiatives by NBC News to reflect on the profound impact of that day and its lasting effects on American society. The NBCUniversal-backed news division will offer special coverage across multiple platforms throughout the week. Programming will include segments on Today, NBC Nightly News, Dateline, Meet the Press, and NBC News Now, among others. These programs will feature in-depth analysis, personal stories, and historical context surrounding the events of September 11, as well as their long-term influence on national security, politics, and culture. The 25th anniversary of the attacks is a significant milestone, prompting renewed reflection on the events that reshaped the United States and the world. As part of this commemoration, NBC News aims to provide a comprehensive look at the day through both historical footage and contemporary perspectives from experts, survivors, and families affected by the tragedy. The special coverage will not only revisit the events of September 11 but also explore the broader implications that followed, including changes in domestic and international policy, the rise of counterterrorism efforts, and the ongoing impact on American life. By presenting this content, NBC News hopes to honor the memory of those who were lost while offering a deeper understanding of the legacy of that historic day.