#Cyberspace, Electronic Warfare Exercises by the US Navy
Naval warplanes* flying over Washington State Olympic Peninsula with the purpose of locating electromagnetic signals emitted by cell towers located on mobile units (transmitter vehicles) on the
ground.
*Growler supersonic jet warplanes, electronic attack aircraft that specialize in radar jamming
Excerpt from CNIC (Commander, Navy Installations Command) Electronic Warfare Facts and Documents/Information
« The Navy currently conducts electronic warfare (EW) training in the Pacific Northwest over the Pacific Ocean, Olympic Peninsula, Cascade Mountain range and eastern Washington and has for many
decades. The Navy is in the process of enhancing that training by fielding additional systems necessary to provide specific electronic warfare training locally. »
An article on alleged secret activities: