
KEY POINTS
- The four were in Russia either on temporary or expired visas, as per TASS
- Putin has vowed to punish those responsible and linked Ukraine to the attack
- The death toll, which has now reached 137, is expected to rise further
Russia has charged four men for attacking a Moscow concert hall that killed at least 137 people. The country remanded into pre-trial custody the fourth and final gunman in the deadly Crocus City concert hall attack after three of the gunmen were arrested earlier in the weekend have pled guilty to charges of committing a terrorist attack – the deadliest in Russia in two decades.