Fox News' Lucas Tomlinson reports on a 'lone' ISIS gunman's attack that killed two U.S. service members and one interpreter. #fox #media #breakingnews #us #usa #new #news #breaking #foxnews #lucastomlinson #tomlinson #isis #terror #military #army #servicemembers #syria #middleeast #security #defense #global #conflict #war #reporting 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.com/ Download