The American Civil Liberties Union has filed a lawsuit challenging President Donald Trump's ban on transgender individuals joining the military. The federal lawsuit, Stone v. Trump, was filed in Maryland on Monday by the ACLU of Maryland on behalf of Petty Officer First Class Brock Stone, an 11-year Navy veteran who served in Afghanistan, and several other transgender members of the Navy, Army, Air Force and Marines. For more details, see this Military.com article.