GOP warning of ‘national security threat’ is about Russia wanting nuclear weapon in space: Sources::The White House will meet with congressional leadership as a top Republican is requesting President Biden declassify information on a “serious national security threat”
Russia proper is geofenced and cannot use Starlink at all
Russian citizens and individual members of militias/armed forces are buying terminals (via smugglers) and using them within Ukraine
Short of blocking the Russia side of the front line as it changes daily, they can play whack-a-mole with terminals used by Russian/aligned forces