Former eight-time Grand Slam champion in doubles Nenad Zimonjic underlines that Novak Djokovic is "a smart guy" and therefore knows extremely well why he added Andy Murray to his coaching staff for the Australian Open.

It’s time for one of my toughest opponents to step into my corner. Welcome aboard, coach Andy Murray,” the 24-time men’s Grand Slam singles champ posted on social media Saturday.

Andy Murray is going to team up with former rival Novak Djokovic as his coach for the Australian Open; Murray retired from tennis after the Paris Olympics in the summer; Djokovic will be looking for a

Former rivals team up before new tennis season as Djokovic seeks record 25th singles and 11th Australian Open title.

Novak Djokovic has appointed a new member to his coaching team as he prepares to compete for his 25th Grand Slam trophy at the Australian Open in January. The new member's name? Andy Murray.

A message from 1959 French Open champion Christine Truman popped into my inbox as I cooked the bacon on Sunday morning. “Do you think Andy will opt for some GB youngsters after Djokovic for coaching?”

Grand Slam champion Novak Djokovic has announced Andy Murray as his new head coach in a shocking development. The Serbian star has been without a head coach since parting ways with Goran Ivanisevic.

A message from 1959 French Open champion Christine Truman popped into my inbox as I cooked the bacon on Sunday morning. “Do you think Andy will opt for some GB youngsters after Djokovic for coaching?” Truman summed up what a lot of people are thinking after Saturday afternoon’s bombshell.