Ukrainian authorities say three servicemen have been killed in eastern Ukraine.

It comes after two days without casualties had raised hopes that the truce between government forces and pro-Russian separatists might hold.

There have been repeated breaches of the ceasefire by both sides since it came into effect two weeks ago.

Paul Wood and cameraman Moose Campbell report from near Donetsk in eastern Ukraine, where militia men are plugging the gap the army can't.