This 26 October 2007 article in the internal NSA newsletter SIDToday describes the agency’s special collection for then-Iranian President Mahmoud Ahmadinejad’s New York City trip for the United Nations General Assembly and provides a detailed study of the technology in action: see the Intercept article Finding Your Voice, 19 January 2018.
This 2005 article from the NSA’s internal newsletter SIDToday recounts the experiences of an NSA employee delegated to the Joint Terrorism Task Force, assisting in the prosecution of criminal cases:
see the Intercept article NSA Secretly Helped Convict Defendants in U.S. Courts, 30 November 2017.
This post from the internal NSA newsletter SIDToday explains how the agency is involved with domestic events – including the Democratic and Republican Conventions – despite its foreign intelligence focus: see the Intercept article NSA kept watch over Democratic and Republican conventions, Snowden documents reveal, 24 April 2017.
This internal document for NSA employees dated 15 April 2011 provides a guide for visiting facilities related with the BLARNEY programme, including the TITANPOINTE building in New York City: see the Intercept article Titanpointe: The NSA’s Spy Hub in New York, Hidden in Plain View, 16 November 2016.