Secret Service Director Kimberly Cheatle resigned Tuesday, a day after she faced calls to do so from the chair and ranking member of the House Oversight Committee during a hearing. Former Secret Service Agent Donald Lane says the investigations into the attempted assassination of former President Donald Trump should focus on who's responsible for the shooting. #KimberlyCheatle #SecretService #Trumprally "NewsNation Now" is a no fluff, no filler newscast hosted by Nichole Berlie and Connell McShane 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