EXPLAINER: Were Russian spies behind Czech arms depot explosions in 2014?

On April 17, the Czech Republic expelled 18 Russian diplomats it identified as spies with Russia’s Foreign Intelligence Service (SVR) and General Directorate of the Armed Forces (GRU).

The Czech foreign affairs and interior ministries said they found evidence that Russian operatives were behind a 2014 explosion at an ammunition depot in the town of Vrbetice, which killed two people.