Gen. Keith Kellogg, Former National Security Adviser to Vice President Mike Pence, Former Executive Secretary and Chief of Staff of the United States National Security Council in the Trump administration, and the author of "War By Other Means"
Topic: Defense bill
Dr. Marc Siegel, physician, Professor of Medicine at the NYU Langone Medical Center, author, and contributor to Fox News Topic: CDC urges masking for the holidays amid "tridemic"