Mourners commemorated victims of the 2014 Odessa massacre near the Ukrainian city's Trade Unions House on Wednesday. Attendees carried flowers to the front of the Trade Unions House building and ended the vigil by letting black balloons fly into the sky. Earlier on Wednesday, mourners laid down flowers and notes reading «We won't forget you. Let God be their judge» next to the Ukrainian... Еще Embassy in Moscow. On May 2, 2014 the Odessa fire resulted in the deaths of 48 people after clashes between anti and pro Kiev groups broke out on the streets of Odessa, culminating in the burning of the Trade Unions Building.