>Could the black box house an intercept device?
I like the way you're thinking.
Was thinking electronic dead-drop as well.
Anon, Any possibility that green reflection could be a light? A traffic control signal for cars entering Northumberland? Or perhaps for cars already on Northumberland approaching Victoria Emb?
A time not long ago. But NOT to be repeated. Too bad we don't have Trump in office. Sleepy Joe can't be relied on for help. Perhaps the Russians can lend a hand of frenship.