A Russian official said Thursday that the ruble will soon be introduced in areas of Ukraine under Moscow’s control, despite Russia earlier insisting it was not seeking to occupy captured territory. A civilian and military administrator of the Russian-controlled region of Kherson in southern Ukraine said Moscow would introduce its currency in the region within the coming days. “Beginning May 1, we will move to the ruble zone,” the official, Kirill Stremousov, was cited as saying by Russia’s state-run news agency RIA Novosti. He specified there will be a grace period of four months when Ukraine’…