ZAGREB, May 1 (Hina) - Croatian Prime Minister Andrej Plenkovic said in Okucani on Tuesday, at a ceremony marking the 23rd anniversary of Operation Flash, that Croatia and Serbia "at this moment are two worlds," declining to say whether he and President Kolinda Grabar-Kitarovic would discuss new diplomatic measures against Serbia as a response to Serbia's decision to declare Croatian Defence Minister Damir Krsticevic persona non grata.
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