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'We have the biggest stars, the best brands, the largest platforms and we now have a commercial structure that will allow us...
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Hunwick was Nine's former director of sales for total television.
Barton is replacing Nikki Rooke, who is now Nine's director of sales - total television.
Rooke is replacing Richard Hunwick, who announced his resignation last week.
Hunwick will finish at Nine at the end of September.
