At least 50 cars were set ablaze with passengers trapped inside and part of the checkpoint complex was destroyed, the officer said.

The product is about to launch internationally with localized content for various markets, as has been previously announced.

Without revealing a name (or much else), the gaming company hints that the "next epic Angry Birds game" will be medieval themed.

Malaysia Airlines flight MH370 vanished almost two days ago en route to Beijing from Kuala Lumpur, with 239 people on board.