Las Vegas Sun - Photograph : 2011 Travel & Tourism Summit

September 25, 2017

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Secretary of Homeland Security Janet Napolitano speaks about advances in airport and travel security at the 2011 Travel & Tourism Summit on Thursday, May 19, 2011, at Aria in Las Vegas.

Christopher DeVargas

Secretary of Homeland Security Janet Napolitano speaks about advances in airport and travel security at the 2011 Travel & Tourism Summit on Thursday, May 19, 2011, at Aria in Las Vegas.