WTA Finals: Maria Sharapova bt Simona Halep

And Sharapova breaks to take the match! She beats Halep in straight sets, 6-4, 6-4.

"Stick to what you're doing. This is your game. Come on, your tough!" emphasises Sharapova's coach. The Romanians roar in the background.
— Live Tennis (@livetennis) October 27, 2015

5-4 now to Simona Halep! It's now Sharapova who will have to break her momentum instead.

Sharapova is unable to capitalise on her 4 game lead, and Halep has now taken 2 games in a row to narrow the Russian's lead to 5-3!

A 7th double fault for Maria Sharapova, and it's now break point! Halep looks to seal this game.

5-1 to Sharapova, who's looking to close this match out.

Sharapova looks all set to take this in straight sets! She's up 4-1 and it's break point for her.

Sharapova takes the first set! 6-4 after a one-hour battle against Simona Halep.

#Sharapova just followed a double fault up with an ace for the second time this set. Fighting to hold off deuce, after she was 40-15 up...
— Live Tennis (@livetennis) October 27, 2015

Game point! Sharapova looks to take a lead against Halep with the pair level.

The pair are now EQUAL with 3 games apiece in the first set half an hour into the match!

The former World No. 1 has been plagued by injury all year, withdrawing from several events - including the US Open.

Halep is top seeded at the tournament, although she has not had the ideal year. Sharapova, however, has been injury-plagued all year.