Well if you do your travel now in virginia, they have installed the K band drones along the I-95 150 and 160 mile marker area HOV facing north and south including I-395.
They fire in about 2-3 sec bursts cycling every 45-60sec. They are also powered by Solar.
What is bad, they have LEOs, usually locals, that operate their K band units. This is were multi threat ( Escort and Valentine Only) could save you.