Ukraine truce close to collapse as clashes continue near Debaltseve

Pro-Russian rebels bombarded government troops they say are encircled in eastern Ukraine on Tuesday and a plan for both sides to pull back their heavy guns stalled, pushing a fragile peace deal closer to collapse. A Reuters witness near the front line said artillery rounds rocked the town of Debaltseve every five seconds and black smoke rose skywards, despite a truce that has eased fighting in many areas since the European-brokered deal took effect on Sunday. More information on