There was some breaking news last night out of Manchester, United Kingdom. 昨晚，英国曼彻斯特发生了令人震惊的事件。
Eyewitnesses said it appeared to be some sort of explosion. 目击者表示，看起来像是发生了爆炸。
It took place at or near an Arianna Grande concert in Manchester Arena. 爆炸发生在爱莉安娜·格兰德举行演唱会的场馆——曼彻斯特体育馆或是体育馆附近。
British police initially said at least 19 people were killed and that dozens of others, around 50, were injured. 英国警方早前表示，这起事件造成至少19人死亡，另有约50人受伤。
Emergency workers rushed to what was described as a chaotic scene. 急救人员迅速赶往混乱的现场。
There were several videos like this that showed people panicking and running. 据多则视频显示，人们在恐慌中逃跑。
When we produce this show, there were still more questions than answers, 我们在制作这期节目时，仍有很多问题没有解答，
but British officials said they were treating this as a terrorist incident. 不过英国官员表示，他们将这起事件当作恐怖袭击处理。
You can look for the latest news on it at CNN.com. 大家可以在CNN官网上了解事件的最新进展。
Another story we're covering, what's known as the Doomsday Vault has been breached. 下则新闻，末日穹顶出现裂口。
This is an emergency storage facility for seeds — more than 500 million of them from all around the world. 这是一个种子储存应急设施，这里储存着来自世界各地的5亿多个种子。
It would allow people to recreate food supplies in case there's some sort of global catastrophe. 如果发生全球性灾难，那人类可以凭借这些种子重建食物供应。
The vault's carved into a side of a mountain Svalbard, 这个种子库位于斯瓦尔巴群岛的一个山洞中，
a Norwegian archipelago about halfway between Norway and the North Pole. 斯瓦尔巴群岛属于挪威，位于挪威和北极之间。
The company that manages the vault says water has gotten in, that it breached the entrance to the vault 管理这个种子库的公司表示，水渗入了种子库入口处的隧道，
and sit about 50 feet into part of an access tunnel. 渗水深度约为50英尺。
The seeds themselves were not harmed. 库内储存的种子并没有受到损坏。
So, how did this happen? 种子库为什么会进水？
Regardless of when you're watching this show on Tuesday, the temperature in Svalbard is below freezing. 无论你在周二什么时间收听到这则新闻，斯瓦尔巴群岛的温度一直在零度以下。
The vault's management company says the breach occurred during an unusually warm and rainy October. 种子库的管理公司表示，去年10月的天气异常温暖而且还下了雨，这导致种子库出现缺口。
They just made it public. Officials are waterproofing the walls inside the tunnel entrance to better protect the vault. 他们刚刚公开了这一情况。官员正在对隧道入口内部的墙面进行防水处理，以更好地保护种子库。
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