Johanna Konta sets her sights on being number 1

After winning the Miami Open, tennis star Johanna Konta, has her sights set on becoming the world number one.

Victory earned Konta the biggest prize of her career, almost £950,000.

And the 25-year-old whose family home is in East Sussex, is also supporting investment in the sport in Eastbourne.

Sarah Saunders sends this report.