The "hot news" doctrine is mostly dead these days.[1] And at worst, it delays wide-spread dissemination of news for a day, rather than suppress it outright.
From the linked article: "The United States rejected this doctrine in the 1991 United States Supreme Court case Feist Publications v. Rural Telephone Service"
[1] https://www.eff.org/deeplinks/2011/06/hot-news-doctrine-surv...