"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.

A staffer for U.S. Sen. Cory Booker was arrested Monday for allegedly carrying a pistol without a license just before the Democratic New Jersey senator was about to speak on the Senate floor, authorities said.

Capitol Police arrested a staffer for Sen. Cory Booker who was carrying a gun Monday evening, as the New Jersey Democrat kicked off a marathon “filibuster” in the upper chamber.