Russian law enforcement authorities on Fridaylaunched a criminal investigation into a deadly Ukrainian drone strike on a convent in the southwestern Kursk region. Two young men weresaid to have been killed when drones dropped explosives on the Trinity Convent in the village of Durovo-Bobrik, around 30 kilometers (18.5 miles) from the border with Ukraine’s Sumy region. “Two guys who came to pick up relatives at night were killed,” said Russian Orthodox priest Pavel Ostrovsky, who published videos of the destroyed convent. “The nuns survived.” Pro-war blogger Roman Alyokhin, who serves as an adv…