>> The Kremlin's security service says it thwarted a plot to carry out an attack in the country's southern republic of Dagestan. The FSB found "weapons, a large amount of ammunition and an explosive device." >> Russia's Federal Security Service (FSB) said Saturday it had prevented an attack by a terrorist group with links to the Islamic State (IS) armed group. >> The FSB said it had arrested four people who were set to carry out the offensive in the troubled southern republic of Dagestan.