A panel of government and law enforcement officials expressed grave concern to lawmakers about the threat posed by terrorists and criminals operating unmanned aerial systems (UAS), and called on Congress to provide them with more authority and resources to counter malicious drones. The June 6 hearing convened by the Senate Homeland Security Committee focused on a bipartisan bill, Preventing Emerging Threats Act of 2018, introduced by Sens. Ron Johnson (R–Wisconsin), Claire McCaskill ...