Tensions between the Iran-backed Houthis and Saudi Arabia have escalated after the Yemeni group issued fresh threats against the Kingdom following Riyadh's warning of retaliation. Houthi spokesperson Yahya Saree vowed to target Saudi airports and strategic assets if Yemen is attacked, while newly released footage showed Houthi fighters training inside an extensive tunnel network and preparing for future combat operations.

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The Houthis warned Saudi Arabia against further incursions and threatened to target Saudi airports and other vital interests.
This is a breaking news story.