The explosion took place in Zaporizhzhia, Suspilne TV channel reports UNN.
Details
According to Suspilne correspondents, an explosion was heard in Zaporizhzhia.
An air raid alert has been declared in the region.
Earlier, the Ukrainian Air Force warned of enemy tactical aircraft activity in the northeast.
"Attention! Enemy tactical aviation activity in the northeast! Threat of use of aviation munitions!" the Ukrainian Air Force said in a statement.