Ukraine troops dig in at border in staredown with Russia
With Russian forces stationed along its border, Ukraine has ramped up its own defences, deploying army units to the frontier and beefing up border patrols and customs checks. Duration: 01:38
With Russian forces stationed along its border, Ukraine has ramped up its own defences, deploying army units to the frontier and beefing up border patrols and customs checks. Duration: 01:38