Earlier this week, there was a cave-in at a tunnel in Washington state. No one was hurt but officials scrambled to fix that quickly because it's part of the Hanford Facility, a nuclear waste site. The collapsed tunnel was covered in eight feet of soi

发表于:2018-12-02 / 阅读(77) / 评论(0) 分类 CNN美国有线新闻2017年6月

Investigators in Japan think they may have found the cause of a deadly tunnel collapse. They say a bolt that was holding concrete panels to the tunnel ceiling may have rusted through. At least 9 people died, 5 of the victims were found in their crush

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 万花筒2012年