ROME – Ukraine’s Foreign Minister convoked the Vatican ambassador to the country on Thursday to express “profound disappointment” over the pontiff’s words the day before regarding the Aug. 20 killing of Darya Dugina in Moscow by a car bomb. Dugina, 29 at the time of her death, was a vocal supporter of Russia’s war in Ukraine and the daughter of a prominent Russian ultra-nationalist philosopher. Investigators say it’s not yet clear whether Dugina or her father, or perhaps both, were the intended targets. Russia’s Federal Security Service (FSB) has accused Ukraine of being responsible for the attack, a charge Ukrainian...