Whistleblower David Grusch has said he believes information on his medical history was released in an effort to ruin his credibility. Grush claims the government has a secret UFO retrieval program, a claim which has since sparked a Congressional hearing on the subject. UFO expert Rich Hoffman explains how tactics, such as record leaks, have been used to discredit witnesses who have spoken out about UFOs. Watch #NewsNationNow: newsnationnow.com/joinus #UFO #DavidGrusch #UAP "NewsNation Now" is a no fluff, no filler newscast hosted by Nichole Berlie featuring up-to-the-minute news drawing from a network of journalists across the U.S. Weekdays starting at 1p/12C. 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