What to Expect at the Un General Assembly, the Biggest Event in World Diplomacy

Today on CNN10: We'll learn all about two pivotal diplomatic meetings taking place this week -- as the United Nations General Assembly gets underway in New York, and the White House prepares to welcome Chinese Leader Xi Jinping for a summit. Then, we'll see the first out-of-this-world photos captured by NASA's newest deep-space camera aboard the Nancy Grace Roman Telescope. Plus, we'll kick off this year's Fat Bear Week with a look at the one-of-a-kind competition to crown Katmai National Park's biggest brown bear. All this and more on today's CNN10!

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