Pokrovsk has been a bastion of resistance, and Russia taking it would be a propaganda win, but experts say it is time to withdraw and save lives for future battles.

It was supposed to fall more than a year ago, but Pokrovsk is still holding on, even as street fighting has erupted inside the city after Russian troops infiltrated.

Offering Tomahawk cruise missiles to Ukraine has been suggested as a way of pressuring Russia to return to the negotiating table.

Offering Tomahawk cruise missiles to Ukraine has been suggested as a way of pressuring Russia to return to the negotiating table.