The explosions overnight in Lviv, far away from the front lines, damaged infrastructure and wounded residents. Ukraine's president says he would have preferred to launch a counteroffensive sooner.
After his visit to Bulgaria, Ukrainian President Volodymyr Zelenskyy arrived in the Czech capital, Prague, for talks with Czech leader Petr Pavel and other officials.
"The focus will be on defense support, European and Euro-Atlantic integration of and the Vilnius Summit, the situation around the ZNPP, the implementation of the peace formula, and the rebuilding of Ukraine," Zelenskyy wrote on Twitter.
Meanwhile, Turkey's state news agency Anadolu reported that Zelenskyy will visit Turkey on Friday and meet Turkish President Recep Tayyip Erdogan in Istanbul. Neither Zelenskyy nor the Ukrainian government immediately confirmed the travel plans.
According to Anadolu, Zelenskyy and Erdogan will discuss Russia's ongoing invasion of Ukraine and an agreement between Russia and Ukraine to allow grain exports across the Black Sea. The grain deal is set to expire on July 17.
