Prior to joining CNN, Bertrand was a staff writer at Politico, where she also covered national security and the intelligence community, with a focus on investigations into Russian interference in U.S. elections and the Trump administration's foreign policy. Her work has also appeared in publications such as The Atlantic and Business Insider, where she served as a senior reporter.
Known for her in-depth reporting and analysis of complex intelligence matters, Bertrand has frequently broken stories and provided significant insights into the workings of U.S. intelligence agencies and international relations. She is a regular commentator on television news programs discussing current events in national security.