In the effort to help live event venues shuttered by the novel coronavirus move toward reopening, companies are floating a new weapon for the front lines: drones. ​

Rantizo’s drones, which use GPS that enables autonomous flights after initial mapping and radar for collision avoidance, can fly in darkness and disinfect a 10,000-seat venue in about 90 minutes, a 40,000-seat stadium in five hours and a typical NFL-size stadium in a day, he said. (…)