Moscow church attacker killed by armed passerby after assaulting worshippers

A passerby fatally shot a man who attacked worshippers at a Moscow church, throwing rocks and striking a paramedic with a shovel. The incident appears to be a spontaneous act of violence rather than organized terrorism, but details on the attacker's motive and the legality of the shooting remain unclear. The event highlights public security concerns in Russia, though its broader geopolitical significance is limited.