Novak Djokovic, Andy Murray To Put Injuries Behind, Start Wimbledon Campaigns Today

Wimbledon greats Novak Djokovic and Andy Murray launch their campaigns at the All England Club on Tuesday after both went under the knife in the build-up to the Grand Slam. Djokovic, who had a knee operation after pulling out before his French Open quarter-final, is chasing a record-equalling eighth men's Wimbledon title and opens against Czech qualifier Vit Kopriva. Britain's Murray, a two-time champion, takes on another Czech, Tomas Machac, just over a week after having surgery to remove a cyst from his spine, in his farewell appearance at the tournament.

Also in action on the second day of the Championships is women's world number one and five-time Grand Slam champion Iga Swiatek, eager to progress beyond the quarter-finals for the first time.

Here's a rundown of the three matches to watch on Tuesday:

Novak Djokovic v Vit Kopriva

World number two Novak Djokovic has declared himself "pain-free" after initial fears he would miss Wimbledon following surgery to repair a torn meniscus.

The Serbian has not played since he was forced to withdraw from the French Open before his last-eight tie against Casper Ruud.

Now 37, he knows time is not on his side as he bids to equal Roger Federer's Wimbledon record and become the first player -- man or woman -- to win 25 Grand Slam singles titles.

Djokovic, who practised with a knee support on Sunday, said he had an "incredible desire" to play".

He arrives in London without a title to his name this season, losing his Australian Open crown and the number one ranking to 22-year-old Jannik Sinner.

The Serbian, who has reached the past five finals at Wimbledon, faces Vit Kopriva, ranked 123rd, for the first time in his career.

Andy Murray v Tomas Machac

It has been a case of "will he