Exclusive-US warns hidden radios may be embedded in solar-powered highway infrastructure

By Jana Winter and Raphael Satter WASHINGTON (Reuters) - U.S. officials say solar-powered highway infrastructure including chargers, roadside weather stations, and traffic cameras should be scanned for the presence of rogue devices – such as hidden radios – secreted inside batteries and inverters. The advisory, disseminated late last month by the U.S. Department of Transportation’s Federal