Leaders "Channel four" in the course of a telephone conversation underlined the need of signing in the near future the agreement on the withdrawal of weapons with a caliber of 100 millimeters, the President of Ukraine Petro Poroshenko. "The sides stressed the great progress towards a ceasefire and stressed the need of signing in the near future document about removal from the contact line of tanks, cannons with a caliber of 100 millimeters and mortars up to 120 mm with proper monitoring and verification regime removal from relying SMM OSCE, for example, by creating a continuously operating points along the line of contact ", - is informed in the report.