By Pavel Polityuk and Natalia Zinets LVIV, Ukraine (Reuters) -Ukraine accused Russian forces on Saturday of killing seven civilians in an attack on women and children trying to flee fighting near Kyiv, and France said Russian President Vladimir Putin had shown he was not ready to make peace. With Russia’s invasion in its third week, the Ukrainian intelligence service said the seven, including one child, were killed as they fled the village of Peremoha and that “the occupiers forced the remnants of the column to turn back.” Ukrainian officials later said the convoy was not traveling along a “gr…