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HANOVER, GERMANY - MARCH 05:  A stand hostess takes a picture with the Blackberry Z10 smartphone, which is the Germany version of the Blackberry 10, at the Vodafone stand at the 2013 CeBIT technology trade fair on March 5, 2013 in Hanover, Germany. CeBIT will be open March 5-9.  (Photo by Sean Gallup/Getty Images)
HANOVER, GERMANY - MARCH 05:  A stand hostess takes a picture with the Blackberry Z10 smartphone, which is the Germany version of the Blackberry 10, at the Vodafone stand at the 2013 CeBIT technology trade fair on March 5, 2013 in Hanover, Germany. CeBIT will be open March 5-9.  (Photo by Sean Gallup/Getty Images)

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Reps Mike Rogers and Dutch Ruppersberger discuss Pres. Obama's plan for overhauling the NSA's phone surveillance program.