With Russia's internal security apparatus concentrating on suppressing dissent, this was bound to happen. They took their eye off other internal and much deadlier threats - this won't be the last one.
#MOSCOW, #Russia – At least 40 people were killed and 145 wounded on Friday, March 22, when camouflage-clad gunmen opened fire on concertgoers near Moscow, with #IslamicState claiming responsibility for what was one of the deadliest attacks on Russia in decades. #Ukraine
https://www.rappler.com/world/europe/russia-concert-terror-attack-updates-march-23-2024/