By Camilo Montoya-Galvez Immigration Correspondent Camilo Montoya-Galvez is the Immigration Correspondent at CBS News, where his reporting is featured across multiple programs and platforms, including national broadcast shows, CBS News 24/7, CBSNews.com and the organization's social media accounts. Read Full Bio May 8, 2026 / 2:00 PM EDT / CBS News Add CBS News on Google The Trump administration on Friday announced a major expansion of its denaturalization campaign targeting foreign-born American citizens accused of fraudulently obtaining U.S. citizenship. The Justice Department unveiled denaturalization cases in federal courts across the country against roughly a dozen U.S. citizens born overseas. Officials said they had committed serious crimes or immigration fraud, or had ties to terrorism. The announcement represents a dramatic increase in the federal government's use of denaturalization, a lengthy and complicated legal procedure that has rarely been invoked by prior administrations.…