President Volodymyr Zelensky appears in person at a meeting of Ukraine's international backers in Germany, appealing for additional weapons as Kyiv faces advancing Russian forces in the east and devastating strikes by Moscow. He again calls for restrictions on the use of long-range Western weapons to hit targets inside Russia to be lifted and for more air defence systems to be delivered to Ukraine: "This is what was agreed upon and this is what has not been fully implemented," he says. IMAGES AND SOUNDBITES