“There will be retaliatory measures, but on the whole it is, of course, a very vile and vile provocation by the Czech authorities,” TASS quoted him as saying.

Earlier, Prime Minister of the Czech Republic Andrei Babish said that two employees of the Russian embassy were declared persons non grata. 

The Russian embassy confirmed receipt of the corresponding notice from the Czech side. 

More on the topic - in the material RT.