Russia: U.S. Warns of Extremist Plot Hours After Russia Disrupts Islamic State Plot

The U.S. Embassy in Moscow issued a March 7 security alert warning of "reports that extremists have imminent plans to target large gatherings in Moscow," hours after Russia's Federal Security Service disrupted a plot allegedly by a cell of the Afghanistan-based Islamic State Khorasan Province, or ISKP, to attack a synagogue in Moscow, Reuters reported on March 8....