While the path is uncertain, a potential ceasefire could bring some respite to the region and could also have significant geopolitical and economic implications.

Russia attacked Ukraine's port city of Odessa overnight, triggering fires as several infrastructure targets were hit as well as a high-rise residential building and shopping center.

Ukraine struck Russia's Engels strategic bomber base on Thursday with drones, triggering a major blast and fire about 435 miles (700 km) from the front lines of the war, Russian officials and media reported.