Senior strategic analyst Gen. Jack Keane (Ret.) discusses possible U.S. involvement in the conflict with Iran as concerns of nuclear capability grow. #foxnews #israel #iran #trump #worldnews #us #usa #world #news #middleeast #breakingnews #politics #leaders #nuclear #nuclearwar #donaldtrump #missile #weapon #war #washington #lebanon #media #watch Subscribe to Fox News! https://bit.ly/2vBUvAS Watch more Fox News Video: http://video.foxnews.com Watch Fox News Channel Live: http://www.foxnewsgo.