Russia’s Federal Security Service (FSB) has reported that it detained a Ukrainian operative who is suspected of planting a bomb that killed a Russian two-star general serving as deputy operations chief of the General Staff on Friday. In a statement released on Saturday, the Russian authorities said the explosive device, which was hidden in a parked car, was activated remotely from Ukraine. The man identified as Ignat Kuzin, who has a residence permit in Ukraine, purchased the Volkswagen Golf used in the assassination, the FSB said. According to the officials, the suspect retrieved the components for the bomb from a cache and planted it inside the vehicle.