First President of independent Ukraine, Head of the Ukrainian delegation to the Trilateral Contact Group (TCG) on Donbas Leonid Kravchuk has called on Russia-controlled terrorists to free four seriously ill Ukrainians held in occupied Donbas. The relevant statement was made during a video conference on Wednesday, as reported by the Ukrainian delegation to the TCG on Telegram. In addition, the Ukrainian side calls for a return to a full and comprehensive ceasefire and approval of a mine clearance plan with a schedule for repairs at key critical infrastructure facilities near the contact line.