“The Russians had no reason to poison that spy.”
They have no good reason to poison any of those who they hvae poisoned. Putin runs a terror-state and it is part and parcel of their foreign and domestic policy to do so.
Isnt it a bit of a “ coincidence” that so many of those dead Russians were collaborating with MI6? Maybe until they werent needed or became a ... risk
Skripnal was reportedly working with Christoper Steele the MI6 fake dossier writer but also in touch with Russians ... he had a daughter living in Russia - why would she be safe if he was spying on Russia?
On the other hand if he betrayed a lot of Russians - or Brit agents - he had many enemies-
One would think that MI6 would take better “care” of its double agents esp if they defect- on the other hand if a defector wants to return home or flips agsin - then whose interests are served by .. termination