this for about a week aefr the l.a. area and on game day they can fly them low to the ground by a stadium. if they spot a problem, they can actually do what they call fast roping. >> they'll just drop in? >> on a big rope. we have that capability. >> reporter: he says one thing they'll look for is any unusual traffic pattern, especially with trucker protests on the canadian border, fueling threats of a potential convoy outside sofi stadium against covid-19 restrictions. i asked the secretary of homeland security about that this week. >> we have planned and we are prepared to address it, whatever materializes. but those protests have been civil in nature. >> reporter: but a homeland security bulletin warned local law enforcement of the potential for severe disruption through gridlock and counter protests. while law enforcement says there's no sign of any specific threat, a joint threat assessment says the super bowl is a potentially attractive