Tuesday marks one year since the OceanGate submersible imploded on its way to view the wreckage of the Titanic, killing OceanGate CEO Stockton Rush and four others. Bill Willard, a Titanic expert and friend of a passenger who was on the Titan submersible, says once the Coast Guard releases the results from its investigation into the implosion, experts should focus on ensuring it never happens again rather than placing blame on someone. #OceanGate #Titanic #submersible Get a fast-paced look at the latest from the border to Main Street to the White House on "NewsNation Live with Marni Hughes." Weekdays starting at 10a/9C.#NewsNationLive 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