FALLS CHURCH. Va. — A federal judge in Virginia has again rejected an American diplomatic couple’s efforts to toss out a lawsuit in the U.S. filed after the woman fatally injured a British teenager in a car crash and then left the country under diplomatic immunity.Anne Sacoolas and her husband, Jonathan, were stationed in central England in August 2019 when British authorities say 19-year-old Harry Dunn was struck by a car driving on the wrong side of the road. Anne Sacoolas admitted responsibility for the crash …