Three U.S. Marines have been confirmed dead after a United States Marine Corps aircraft with 23 Marines aboard crashed on a north Australian island during a multinational training exercise on Sunday, officials said. Correspondent Emily Finn joins "NewsNation Prime" with the story. Watch: #Prime newsnationnow.com/prime #Military #Marines #Osprey #Australia "NewsNation Prime" is America’s source for unbiased news offering a full range of perspectives from across the U.S. Weekends starting at 7p/6C. #Prime NewsNation is your source for fact-based, unbiased news for all America. More from NewsNation: newsnationnow.com Get our app: trib.al/TBXgYpp Find us on cable: trib.al/YDOpGyG How to watch on TV or streaming: trib.al/Vu0Ikij