j2bryson, 
This really seems underreported, presumably because it’s a Russian assault on NATO infrastructure, and no one wants to admit we’re at war?
Russia accused of GPS jamming after aircraft disrupted
Finnair suspended flights to the Estonian city of Tartu after GPS signal interference prevented two planes from landing. Estonia and Lithuania have blamed Russia for jamming GPS signals in the region.
https://www.dw.com/en/russia-accused-of-gps-jamming-after-aircraft-disrupted/a-68964307?