"In barely four years in office, five jihadists have reached their targets in the United States under Barack ObamaBarack ObamaA closer look at McCain's proposed defense budget Scarborough: Missed opportunities in Trump’s inauguration speech Juan Williams: Ethics cloud hangs over Trump MORE — the Boston Marathon bomber; the underwear bomber; the Times Square bomber; the Fort Hood shooter; and in my own state, the Little Rock recruiting office shooter.

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"In over seven years after 9/11, under George W. Bush, how many terrorists reached their target in the United States? Zero!"

"We need to ask why is the Obama administration failing in its mission to stop terrorism before it reaches its targets in the United States?" Cotton added.

Cotton's remarks came in the midst of ongoing GOP complaints about Obama's commitment to national security. Earlier this week, House Republicans released a report blaming former Secretary of State Hillary ClintonHillary Rodham ClintonFormer Clinton spokesman: Virginia elections will begin resistance to Trump Scarborough: Missed opportunities in Trump’s inauguration speech Chelsea Clinton: Let Barron Trump be a kid MORE for the death of four Americans in last year's attack on the U.S. consulate in Benghazi.

On Wednesday, House Oversight and Government Reform Committee Darrell Issa (R-Calif.) said his committee would hold another hearing on the Benghazi attacks next month.