"The staff member, 59-year-old Kevin A. Batts of New Jersey, was arrested for Carrying a Pistol Without a License. All weapons are prohibited from Capitol Grounds, even if you are a retired law enforcement officer, or have a permit to carry in another state or the District of Columbia," the statement continued.

The man, listed as a special assistant for Sen. Cory Booker, was stopped right as the New Jersey Republican was preparing to hold the floor for his marathon speech.

According to the United States Capitol Police, a staffer for Senator Cory Booker was arrested on Monday for carrying a pistol on Capitol grounds without a license.