KYIV, Ukraine — Ukrainian President Volodymyr Zelenskyy is nominating Rustem Umyerov as defense minister, he said on Sunday, to replace Oleksii Reznikov, in a move that has been expected for some time. Umyerov is the head of the Ukrainian State Property Fund. Zelenskyy will submit a proposal to parliament to adopt the decision, he said during his evening video broadcast. Reznikov spent 550…