By Humeyra Pamuk WASHINGTON (Reuters) – The United Nations Security Council will hold an emergency meeting on Friday at 11:30 a.m. ET (1630 GMT) following Russia’s attack on Zaporizhzhya nuclear power plant in Ukraine, diplomats said. Russian invasion forces seized Europe’s biggest nuclear power plant on Friday in heavy fighting in southeastern Ukraine, triggering global alarm, but a huge blaze in a training building has been extinguished and officials said the facility was now safe. Russia’s defense ministry blamed the fire at the plant on a “monstrous attack” by Ukrainian saboteurs and said …