CNN CNN Saturday Morning February 1, 2014 15:18:00
Blackhawks and the chinook bs. facial recognition, anything on the ground? >> yes, certainly this is going to be a high-tech super bowl like some of the super bowls before it. the helicopters will have infrared and night vision capabilities. we're told there will be boats patrolling on the water near the stadium. they will have sonar detection on them and on the ground radiological detection equipment. that's the technological side. we also need to talk about the manpower. there will be some 4,000 law enforcement and security officers who will be working on game day to keep that big game safe....
Source: archive.org