Surveillance Planes Spotted In The Sky For Days After West Baltimore Rioting

Discovery of the flights — which involved at least two airplanes and the assistance of the FBI — has prompted the American Civil Liberties Union to demand answers about the legal authority for the operations and the reach of the technology used. Planes armed with the latest surveillance systems can monitor larger areas than police helicopters and stay overhead longer, raising novel civil liberties issues that have so far gotten little scrutiny from courts.