在英国的恐怖袭击事件之后，美国国土安全部部长迈克尔·切多夫在接受几家媒体采访时表示将加强反恐安全管理
He added that there will be what he described as "enhanced air marshal work" on trans-Atlantic flights, with special attention to Britain. U.S. air marshals have been accompanying U.S.-bound flights since a plot to blow up airliners between the United States and Britain was unco…