US accuses California woman of spying on Taiwan president's son for China

In short:

The FBI has arrested a woman at Los Angeles International Airport before her planned departure from the US and accused her of spying on the Taiwanese president's family for China.

Wanying Zhang, also known as Heather, surveilled a son of the Taiwanese president for Chinese officials while in the United States, according to the FBI.

What's next?

The 34-year-old from Irvine, California, is due to appear in federal court in Los Angeles on Monday, local time.