Taiwan has developed a large language model artificial intelligence chat bot to compete with a product from China because of fears regarding national security. And North Korea sends garbage-filled balloons over the border into South Korea, escalating a long-standing balloon battle between the Koreas.

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The drills are a warning to Taiwan's new president, who this week called on China in his inaugural address to cease its intimidation of Taiwan.

(Image credit: YASUYOSHI CHIBA)

A new president in Taiwan was inaugurated this week. Lai Ching-te will now lead a Taiwan that is divided politically on many issues, including on how to confront China. We'll hear from our correspondent in Taipei and from some young Taiwanese preparing for mandatory military service.