Dallas Police Chief David Brown says the gunman responsible for killing five officers appeared to be singing during a standoff with police.
원문출처 : http://www.cnn.com/videos/politics/2016/07/10/dallas-police-chief-david-brown-shooter-was-singing-sot-sotu.cnn
원문출처 : http://www.cnn.com/videos/politics/2016/07/10/dallas-police-chief-david-brown-shooter-was-singing-sot-sotu.cnn