U.S. Congress holds a hearing on unmanned aerial systems after dozens of drones were spotted in New Jersey, Pennsylvania, and New York. MORE: https://trib.al/3lHghP6Did you miss our previous article... https://techvideos.club/Drone-Tech/drone-technology-in-ag-wins-challenges-amp-future-plans-field-talk-friday-w-bryce-erdman-part-2
