India, Oct. 12 -- Saudi Arabia has warned of retaliation against Yemen's Houthi rebels after attacks on airports in Riyadh and other parts of the kingdom killed people and injured hundreds, according to Saudi authorities. The Houthis claimed responsibility for the initial strike and warned airlines against operating at Saudi airports.

What Happened?

The first attack on Saturday killed at least 12 people, Saudi officials said. The Indian Embassy in Riyadh subsequently reported another death linked to injuries sustained in the strike, while more than 300 people were wounded.

Riyadh's airport was reportedly attacked again on Sunday, causing a fire that killed one person and injured 11, according to Saudi aviation authorities. A separate a...