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F10 unions fear financial loss if they play in second tier
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Promotion/relegation set for 2030 Nations Championship
The Six Nations and Sanzaar are facing another battle with World Rugby over a desire from some unions to ensure that none of them can be relegated from the Nations Championship.
As reported last week by the Guardian, the 10 leading unions have set up a new company, F10, to run the Nations Championship and sell their broadcast and commercial rights for all competitions other than the World Cup, which remains the property of the global governing body, World Rugby.
