Tokyo knife and arson attack: The moment train passengers flee

Video shows people trying to escape as smoke and flames fill a carriage during a knife and arson attack in Japan's capital.

One man was left in a critical condition and more than 10 others injured in the attack on a major Tokyo train line on Sunday.

The suspected attacker, a man in his 20s, was arrested at the scene.

Read more: Several injured in Tokyo knife and arson attack