WASHINGTON D.C., June 6, 2016 (Xinhua) -- Newseum Annual Journalists Memorial, recognizing journalists who have died covering the news in 2015, is held in Washington D.C., the United States, on June 6, 2016. Attendees of Memorial also convey condolences to U.S. National Public Radio (NPR) photographer David Gilkey and NPR's Afghan translator Zabiullah Tamanna who were killed in Afghanistan on Sunday. (Xinhua/Bao Dandan)