Russia said today it saw no progress by Ukraine in efforts to defuse the crisis in the separatist east and called for a probe into the ex-Soviet country's alleged use of banned weapons.
"The lack of any progress whatsoever in efforts to stop the violence and halt military operations... Is causing increasing concern," Foreign Minister Sergei Lavrov told reporters.
"Reports about the use by Ukraine's armed forces of incendiary bombs and other banned non-selective weapons are a cause for special concern," he added, quoted by Russian news agencies. "These reports should be verified as soon as possible.