Story highlights A new TSA report advises against full screening of airport workers

The report says such measures would not lower the overall risk to the public

(CNN) A Transportation Security Administration committee concluded that full screening of airport employees nationwide would not lower the overall risk to the public, according to a report released Monday.

The report by the TSA's Aviation Security Advisory Committee said that full employee screening would not "appreciably increase the overall system-wide protection."

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Full physical screening of employees also "is incapable of determining a person's motivations, attitudes and capabilities to cause harm, among other limitations."

"No single measure can provide broad-spectrum protection against risks or adversaries," the report said. "Therefore, risk-based, multi-layered security offers the greatest ability to mitigate risks through the application of flexible and unpredictable measures to protect commercial aviation."

The TSA and most airports could not afford 100% employee screening, the report said.

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