Daily brief
Explosives were discovered near a gas pipeline connecting Serbia and Hungary, part of the TurkStream network. Serbian President Aleksandar Vučić informed Hungarian Prime Minister Viktor Orbán, and an investigation is underway. Hungary subsequently convened its security council to address the incident.
Donald Trump threatened Iran with a return to the 'stone age', though analysts noted Tehran may retain significant military capabilities.
Russian Foreign Minister Sergey Lavrov responded to reports that his phone call with Hungarian Foreign Minister Péter Szijjártó had been wiretapped.