U.S. troops treated for 'concussion symptoms' after Iran missile attack. RELATED: How close are we to WW3? https://youtu.be/iwGzl0EyuCs U.S. Central Command reported that several U.S. service members were actually assessed for concussions after the missile blasts. » Subscribe to USA TODAY: http://bit.ly/1xa3XAh » Watch more on this and other topics from USA TODAY: https://bit.ly/2T1V94q » USA TODAY delivers current local and national news, sports, entertainment, finance, technology, and more through award-winning journalism, photos, videos and VR. #iran #iraq #worldnews