Agnieszka Radwanska bags 2015 WTA singles trophy

The WTA Finals previously called WTA Tour Championships is a tennis tournament played yearly at the end of the season for Women's Tennis Association's top-ranked players.

The first of this tournament was held in the year 1972.

The Finals have divided eight singles players into "two round robin groups, and four doubles teams" since 2003.

The 2015 WTA Finals was scheduled from 26 October-1 November at the Singapore Indoor Stadium and is the 45th edition of the event.

The tournament is administered by the Women's Tennis Association (WTA).

Singapore will become the ninth city to host the Finals of WTA since its commencement in 1972 and will most likely host the competition for the next five years.

Czech Republic's Petra Kvitova will be facing Agnieszka Radwanska of Poland in the final of the WTA Finals on 1 November 2015.

Kvitova who was adjudged world number five defeated beat Maria Sharapova-five-time Grand Slam winner and WTA's most successful player by 6-3 7-6 (7-3) in the second semi-final.

Radwanska had to overcome Spaniard Garbine Muguruza world number 3 by 6-7 (5-7) 6-3 7-5.

Tennis sensations Sania Mirza and Martina Hingis topped off a spectacular 2015 season with another doubles title.

The Indo-Swiss pair wiped the Spanish duo Gabrine Muguruza and Carla Suarez Navarro with a 6-0, 6-3 score.

Mirza and Hingis did not give away even a single set in the competition.

This was the pair's 9th title for the year 2015.

In the final of WTA Singles 2015 Agnieszka Radwanska beat Petra Kvitova.

This win was the biggest title victory of Radwanska's career.

Kvitova was leading by 2-0 in the deciding set but lost to a 6-2, 4-6, 6-3 score.

After this win, the Women's Tennis Association reported that Radwanska will be ranked as World Number 5.