U.N., Russian officials met to discuss Black Sea grains deal

GENEVA, Nov 11 (Reuters) - Senior United Nations officials met with a Russian delegation in Geneva on Friday to discuss Moscow's grievances about the Black Sea grains export initiative and address the need for unimpeded food and fertilizer exports, a U.N. spokesperson said.The negotiations come eight days before the deal brokered by the U.N. and Turkey in July is due to be renewed. The accord has helped stave off…