The site of the exploded car of Russian writer and publicist Zakhar Prilepin (Russian Investigative Committee via AP) — © Uncredited Russia’s top investigative agency said the suspect in a car bombing that injured a prominent pro-Kremlin novelist and killed his driver has admitted acting at the behest of Ukraine’s special services. The blast that hit the car of Zakhar Prilepin, a well-known nationalist writer and an ardent supporter of Russia’s war in Ukraine, was the third explosion involving prominent pro-Kremlin figures since the start of the conflict. It took place in the region of Nizhny Novgorod, about 250 miles...