Passengers on board an Air China flight from Beijing to New York had their journey extended to a full 24 hours. The plane had already been flying for 7 hours when an unspecified threat forced it to return to Beijing.

乘坐由中国北京飞往美国纽约航班的乘客不得不将此趟飞行时间延长至24小时。在航班已经飞行了7小时时，飞行人员收到不明威胁信息而不得不被迫返回北京。

For more on that Air China flight, we are joined on the line by our correspondent Nathan King in New York.

为了解更多有关中国航班遭遇威胁的详情，今天我们特地连线纽约特约记者Nathan King。

Q1: The threat information came from a US security department. Do you have any details about that?

该威胁信息来自于美国某安全局。你知道有关该安全局的相关信息吗?

Q2: Nothing suspicious was found when the flight returned to Beijing. How to explain that?

航班被迫返回北京后并无发现任何可疑信息。这该怎么解释呢?