PDF - http://www.dhs.gov/dhspublic/interweb/assetlibrary/OIG_06-15_Dec05.pdf
"Remote surveillance technology is managed by OBP (Office of Border Patrol) under the auspices of the Integrated Surveillance Intelligence System (ISIS) program and the America's Shield Initiative (ASI). The ISIS program and ASI have received funding annually since Fiscal Year (FY) 1997 -- to date more than $429 million. Several limitations of border surveillance and remote assessment and monitoring technology as well as significant delays and cost overruns in the procurement of the RVS system have impeded the success of ISIS.'"
