The Trump administration will convene a high-level event on artificial intelligence on the sidelines of the UN General Assembly Wednesday, multiple sources familiar with the matter tell CNN, as the issue is expected to loom large over the global gathering. The US event, to which multiple countries have been invited, comes as questions of AI and security have taken on new urgency amid dire warnings about the potential existential threat posed by artificial intelligence. Meanwhile, President Donald Trump has raged against the idea of government regulations, alleging concerns about the technology are a “hoax.” The US event is slated to…