; and (2) direct Air and Marine Operations to support requests from Sector Chiefs as their primary mission. (f) Study and report (1) Study Not later than 60 days after the date of the enactment of this Act, the Secretary shall commence a comprehensive study on the realignment of the Air and Marine Office as a directorate of U.S. Border Patrol. (2) Report Not later than 180 days after the date of the enactment of this Act, the Secretary shall submit to the Committee on Homeland Security of the House of Representatives and the Committee on Homeland Security and Governmental Affairs of the Senate a report containing the results of the study under paragraph (1), including recommendations and timeframes for implementing the realignment described in such paragraph. 104. Capability deployment to specific sectors and regions (a) In general Not later than January 20, 2021, the Secretary, in implementing section 102 of the Illegal Immigration Reform and Immigrant Responsibility Act of 1996 (as amended by section 102 of this Act), and acting through the appropriate component of the Department of Homeland Security, shall deploy to each sector or region of the southern border and the northern border, in a prioritized manner to achieve situational awareness and operational control of such borders, the following additional capabilities: (1) San Diego sector For the San Diego sector, the following: (A) Subterranean surveillance and detection technologies. (B) To increase coastal maritime domain awareness, the following: (i) Deployable, lighter-than-air surface surveillance equipment. (ii) Unmanned aerial vehicles with maritime surveillance capability. (iii) Maritime patrol aircraft. (iv) Coastal radar surveillance systems. (v) Maritime signals intelligence capabilities. (C) Ultralight aircraft detection capabilities. (D) Advanced unattended surveillance sensors. (E) A rapid reaction capability supported by aviation assets. (F) Mobile vehicle-mounted and man-portable surveillance capabilities. (2) El Centro sector For the El