This year's Rugby World Cup is shaping up to be one of the most interesting and competitive on record.

Hosts Japan take on Russia in tonight's opening match.

The All Blacks begin their campaign for a third consecutive World Cup title tomorrow night against South Africa.

Former All Black Sean Fitzpatrick told Kate Hawkesby it's a very open field this time around.

"There are five, six and even seven teams which could win this World Cup, which makes the tournament very interesting."

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