Anti-government protesters reoccupied Hong Kong's airport for a second straight day Tuesday, forcing airlines to suspend check-in for departing flights. The escalating dissent came after the sternest warning from Beijing in the 22 years since Britain returned the semi-autonomous financial hub to Chinese control. "The radical demonstrators in Hong Kong have repeatedly attacked police with extremely dangerous tools in recent days, which constitutes a serious violent crime, and now they are descending into terrorism," said Yang Guang, a spokesman for the Hong Kong and Macao Affairs Office in Beijing. It was the first time China had referred to the protests as "terrorism," raising fears it could resort to military force to quiet the demonstrations. A Chinese paramilitary unit reportedly massed near Hong Kong's border.

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