; (D) the number of persons who attempted to purchase a firearm but were denied because of a background check conducted in accordance with section 922(t) of title 18, United States Code; and (E) the number of prosecutions conducted in relation to persons described in subparagraph (D). 8. Increasing Federal prosecution of gun violence (a) In general Not later than 90 days after the date of enactment of this Act, the Attorney General shall establish in jurisdictions specified in subsection (c) a program that meets the requirements of subsection (b), to be known as the Nationwide Project Exile Expansion. (b) Program elements Each program established under subsection (a) shall, for the jurisdiction concerned— (1) provide for coordination with State and local law enforcement officials in the identification of violations of a covered firearms provision; (2) provide for the establishment of agreements with State and local law enforcement officials for the referral for investigation or prosecution by the Bureau of Alcohol, Tobacco, Firearms and Explosives and the United States Attorney of instances in which the State or local law enforcement officials determine that there is probable cause to believe that a person arrested by the officials has violated a covered firearms provision; (3) provide for the establishment of multijurisdictional task forces, coordinated by the Executive Office for United States Attorneys to investigate and prosecute illegal straw purchasing rings that purchase firearms in 1 jurisdiction and transfer them to another; (4) require that the United States Attorney designate not less than 1 Assistant United States Attorney to prosecute violations of a covered firearms provision