Decisions taken this week could put Ukraine on a path to peace in its war with Russia. Tomorrow US and Ukrainian officials will meet in Saudi Arabia for talks on what Kyiv is willing to give to Russia in exchange for a ceasefire. But will it be a just peace? Will Ukraine have no choice but to accept Russian demands? How much will depend on the US? Those talks, however, will not include Ukraine's President Volodymyr Zelenskyy -- despite the fact that Zelenskyy is in Saudi Arabia this week on a