With the evacuation of some civilians from a steel mill besieged by Russian forces in the port of Mariupol, attention is turning to the fate of hundreds of Ukrainian troops still inside after weeks in the plant's warren of underground tunnels and bunkers.
Counting both able-bodied and wounded among their ranks, their choice seems to be either fighting to the death or surrendering in hopes of being spared under the terms of international humanitarian law. But experts say the troops are unlikely to be afforded any easy exit and may have difficulty getting out as free men or even alive.
