欢迎收看周三的CNN学生新闻，这里是不含商业广告的时事新闻。

First up, a shake up at the U.S. Transportation Security Administration. This is a part of the Department of Homeland Security. The TSA is responsible for responsible for protecting America`s transportation system. And its acting administration, Melvin Carraway, has been reassigned to another job.

首先美国运输安全管理局将要进行大改。该管理局属于国土安全部的一部分。运输安全管理局对保护美国运输系统负责。并且该机构执行管理人Melvin Carraway被重新分配到了其他岗位。

Why? Undercover agents recently tried to smuggle illegal items like fake explosives at TSA checkpoints. In almost all of the tests, the TSA failed to find them. It`s since been directed to take a number of steps to make sure this doesn`t happen again.

为什么呢?走私贩最近试图通过运输安全管理局走私假炸药。在经过的所有测试中运输安全管理局并没有发现这些走私贩。从此需要采取更多措施来确保这种事情不再发生。

A Homeland Security spokesperson says these reports never look good out of context, but that they`re important in the continual evolution of airline security.

国土安全部发言人称这些报道都是断章取义，但是对于航空安全持续发展也是非常重要的。

CARL AZUZ, CNN STUDENT NEWS ANCHOR: Welcome to Wednesday`s edition of CNN STUDENT NEWS. Ten minutes of current events coverage is coming your way.

First up, a shake up at the U.S. Transportation Security Administration. This is a part of the Department of Homeland Security. The TSA is

responsible for responsible for protecting America`s transportation system. And its acting administration, Melvin Carraway, has been reassigned to

another job.

Why? Undercover agents recently tried to smuggle illegal items like fake explosives at TSA checkpoints. In almost all of the tests, the TSA failed

to find them. It`s since been directed to take a number of steps to make sure this doesn`t happen again.

A Homeland Security spokesperson says these reports never look good out of context, but that they`re important in the continual evolution of airline

security.