The suspect allegedly planned to spend the night in a forest before shooting the unnamed activist during a morning walk.

The FSB has arrested a Russian citizen whom it alleges used his role as a security officer at the UK Embassy in Moscow to pass information to Ukraine in preparation for an attack.

The counterintelligence officers of the Security Service of Ukraine (SSU) arrested and served a notice of suspicion to a 19-year-old resident of Mykolaiv who, on orders from…