The Sandy Hook massacre was considered a watershed moment in the national debate on gun control, but the body count at the hands of gun violence has only increased. Through the lens of the victims' families, as well as pro-gun advocates, we examine why our politicians have failed to act. World Premiere更多《枪口之下》国语在线观看、枪口之下在线观看高清完整版视频、枪口之下在线播放完整相关记录资源，请持续关注CPP阳光影视!