Donald Trump publicly offered Ukraine a licence to manufacture Patriot missiles—then said weeks later that Washington had approved no such transfer. The Daily Telegraph reports that US officials fear sensitive technology could be stolen, diverted or ultimately acquired by Russia, while alleging that some Western-supplied weapons have appeared on Europe’s illicit market. Earlier oversight reports found monitoring weaknesses, but they do not prove wholesale trafficking. Trump now faces a choice between Kyiv’s urgent air-defence needs and protecting one of America’s most sensitive weapons systems. Watch.