The Justice Department is asking a federal court to dismiss a lawsuit challenging President Donald Trump's moves to curtail military service by transgender people.

The lawsuit was filed in August by the National Center for Lesbian Rights and GLBTQ Legal Advocates & Defenders (GLAD) on behalf of eight transgender individuals, including service members in the Air Force, Coast Guard and the Army, as well as students at the U.S. Naval Academy and in the ROTC program at the University of New Haven.

Trump tweeted in July that the federal government "will not accept or allow" transgender individuals...