Russian security services have stopped a dangerous bombing attempt that targeted Mikhail Filippov, the leader of a volunteer group that trains military personnel in drone operations. The plot was uncovered just in time, and thankfully, no one was injured.

The bomb was hidden inside a frame for an award letter, which was being delivered to Filippov in Moscow. The courier who was supposed to deliver the frame, along with the person handling the bomb, were both caught by Russian security ag...