Meanwhile, TSA chief John Pistole now finds himself answering to critics who say something has to give.
此外，运输安全管理局负责人John Pistole现在知道如何回答那些批评家们提出的问题。
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John Pistole said on U. S. television Monday that he is "very aware" of concerns that full-body scanners and thorough pat-down searches invade travelers' privacy.
SMITH: That's TSA chief John Pistole explaining to Congress this week how the new software would highlight problem areas on those stick figures - like pushpins on a map.