What Brought Down Russian Charter Flight? U.S. Defense Secretary says bomb is an option. Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Obama Says ‘Possibility’ Bomb Caused Russian Jet CrashDate06/11/2015In relation tonewsDefense Secretary James Mattis to retireDate21/12/2018In relation tonewsDefense Secretary Esper opposes use of active duty troops, for now | ABC NewsDate03/06/2020In relation tonews
