枪口之下是一部高质量的记录 纪录 的影视作品,影片的关键词是枪口之下 枪下 之下 片长 tt5275886 IMDb 110 , 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