agent communications capabilities. (D) Ultralight aircraft detection capabilities. (E) Advanced unattended surveillance sensors. (F) A rapid reaction capability supported by aviation assets. (G) Mobile vehicle-mounted and man-portable surveillance capabilities. (H) Man-portable unmanned aerial vehicles. (I) Improved agent communications capabilities. (7) Del Rio sector For the Del Rio sector, the following: (A) Tower-based surveillance technology. (B) Increased monitoring for cross-river dams, culverts, and footpaths. (C) Improved agent communications capabilities. (D) Improved maritime capabilities in the Amistad National Recreation Area. (E) Advanced unattended surveillance sensors. (F) A rapid reaction capability supported by aviation assets. (G) Mobile vehicle-mounted and man-portable surveillance capabilities. (H) Man-portable unmanned aerial vehicles. (I) Improved agent communications capabilities. (8) Laredo sector For the Laredo sector, the following: (A) Tower-based surveillance technology. (B) Maritime detection resources for the Falcon Lake region. (C) Increased flight hours for aerial detection, interdiction, and monitoring operations capability. (D) Increased monitoring for cross-river dams, culverts, and footpaths. (E) Ultralight aircraft detection capability. (F) Advanced unattended surveillance sensors. (G) A rapid reaction capability supported by aviation assets. (H) Man-portable unmanned aerial vehicles. (I) Improved agent communications capabilities. (9) Rio Grande Valley sector For the Rio Grande Valley sector, the following: (A) Tower-based surveillance technology. (B) Deployable, lighter-than-air ground surveillance equipment. (C) Increased flight hours for aerial detection, interdiction, and monitoring operations capability. (D) Ultralight aircraft detection capability. (E) Advanced unattended surveillance sensors. (F) Increased monitoring for cross-river dams, culverts, footpaths. (G) A rapid reaction capability supported by aviation assets. (H) Increased maritime interdiction