super bowl lvi will draw more than 100,000 visitors and temporary workers into the l.a. region. customs and border protection has been flying blackhawks like this for about a week over the l.a. area. and on game day, they can fly them low to the ground by the 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: brandon tucker with cbp 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. >> hi, this question is for -- >> reporter: i asked the secretary of homeland security about that this week. >> we have planned and 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