Scott MacFarlane Monday Update | Dr. Darryl Seligman on a 7-Billion-Year-Old Interstellar Visitor | Joel Griffith on the Iran Deal

Tonight on America at Night with McGraw Milhaven: Scott MacFarlane returns for the weekly “MacFarlane Mondays” segment, breaking down the latest headlines from Washington and providing insight into the stories driving the national conversation. Dr. Darryl Seligman, Assistant Professor in the Department of Physics and Astronomy at Michigan State University, joins the show to discuss 3I/ATLAS, the newly discovered interstellar comet that may be roughly 7 billion years old. Scientists believe the object was traveling through the Milky Way billions of years before our solar system even formed. Dr. Seligman explains what makes this discovery so significant and what it can teach us about the history of our galaxy. Later, Joel Griffith, Senior Fellow at Advancing American Freedom, joins the program to discuss the latest developments surrounding the Iran deal, examining its economic, diplomatic, and national security implications for the United States and its allies. Learn more about your ad choices. Visit podcastchoices.com/adchoices