Former French Open winner to contest New Zealand's international women's tennis tournament next month.
World number seven appoints Andy Murray's former hitting partner Dani Vallverdu as his new coach from next year.
Novak Djokovic signs off the season in style at International Premier Tennis League by thrashing Gael Monfils.
Teenage talent Borna Coric, named the game's 'star of tomorrow', handed wildcard for Heineken Open.
Agnieszka Radwanska hopes appointment of "supercoach" Martina Navratilova will deliver her some major silverware.