related to relevant subject matters. (4) Leadership training Not later than one year after the date of the enactment of this subsection, the Commissioner shall develop and require training courses geared towards the development of leadership skills for mid- and senior-level career employees not later than one year after such employees assume duties in supervisory roles. . (b) Report Not later than 180 days after the date of the enactment of this Act, the Commissioner shall submit to the Committee on Homeland Security and the Committee on Ways and Means of the House of Representatives and the Committee on Homeland Security and Governmental Affairs and the Committee on Finance of the Senate a report identifying the guidelines and curriculum established to carry out subsection (l) of section 411 of the Homeland Security Act of 2002, as amended by subsection (a) of this section. (c) Assessment Not later than four years after the date of the enactment of this Act, the Comptroller General of the United States shall submit to the Committee on Homeland Security and the Committee on Ways and Means of the House of Representatives and the Committee on Homeland Security and Governmental Affairs and the Committee on Finance of the Senate a report that assesses the training and education, including continuing education, required under subsection (l) of section 411 of the Homeland Security Act of 2002, as amended by subsection (a) of this section. C Grants 1141. Operation Stonegarden (a) In general Subtitle A of title XX of the Homeland Security Act of 2002 ( 6 U.S.C. 601 et seq.) is amended by adding at the end the following new section: 2009. Operation Stonegarden (a) Establishment There is established in the Department a program to be known as Operation Stonegarden , under which the Secretary, acting through the Administrator, shall make grants to eligible law enforcement agencies, through the State administrative agency, to enhance border security in accordance with this section. (b) Eligible recipients To be eligible to