Officials in Pennsylvania provided an update on the steel plant explosion that left one person dead and 10 others injured: "Obviously, this is a tragedy that we want to understand." #steelplantexplosion #pennsylvania #officials "NewsNation Now" is a no fluff, no filler newscast hosted by Connell McShane featuring up-to-the-minute news drawing from a network of journalists across the U.S. Weekdays starting at 3p/2C. NewsNation is your source for fact-based, unbiased news for all Americans. 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