The Meerut-based Rizvi shot a world record 242.3 in the 10m air pistol event's final to beat reigning Olympic champion Christian Reitz of Germany (239.7) to win the top prize.
Earlier on Wednesday, Czech Karolina Pliskova was forced to withdraw from the tournament due to a viral illness.
News of all that's transpired on and off the football field
"I think she will win a Grand Slam. Which one and when I don't know, but definitely clay is a good surface for her."
Greek teenager Stefanos Tsitsipas slayed another tennis giant on Saturday, saving a match point as he toppled big-serving Kevin Anderson 6-7(4), 6-4, 7-6(7) in a thriller to set up a Rogers Cup final against top seed Rafael Nadal.
Greek teenager Stefanos Tsitsipas secured the biggest win of his career when he sent Wimbledon champion Novak Djokovic packing in the third round of the Rogers Cup with a stunning 6-3, 6-7(5), 6-3 win on Thursday.
List of men's singles champions at Wimbledon:
Summary of sports events and persons who made news on Saturday
List of Wimbledon women's singles champions:
Former world number one Novak Djokovic showed signs of a return to form with an impressive 7-5, 6-4 victory over Japan's Kei Nishikori in the opening round of the Madrid Open on Monday.
Hima Das, reflects on here remarkable journey from being a stubborn footballer in a nondescript village in Assam to becoming the first Indian woman World champion in athletics.
Simona Halep's powers of recovery will be put to the test on day eight of the Australian Open on Monday when the world number one meets Japan's Naomi Osaka in a tricky fourth round clash.
A brief history of previous World Cup semi-final appearances by England and Croatia, ahead of their last four match at Moscow's Luzhniki Stadium on Wednesday.
Paes and Raja dispatched the pair of Nikoloz Basilashvili and Andreas Haider-Maurer 6-2, 6-3 in their opening round.
IMAGES from the 2020 Euro Qualifiers played on Monday
List of French Open men's singles champions:
List of French Open women's singles champions:
Images from Day 9 at the French Open.
Images from Day 7 of the 2019 French Open in Paris on Saturday.
A summary of Tuesday's play at the French Open.
IMAGES from the matches played at the PNB Paribas Open at Indian Wells on Wednesday
Images from the French Open women's semi-final matches played at Roland Garros on Thursday
Spaniards Rafael Nadal and Garbine Muguruza were named as the International Tennis Federation (ITF) world champions on Friday - the first time in 19 years the awards have gone to players from the same country.
An inspired performance from Douglas Costa helped Brazil to a 3-0 win over Peru on Tuesday and lifted them into third place in the South American qualifying group for the 2018 World Cup in Russia.
Nadal produced a rich vein of form as he thrashed Greek teenager Stefanos Tsitsipas in straight sets to clinch his fourth Canadian Masters 1000 title at the Rogers Cup
Rafael Nadal survived a fightback from Alexander Zverev to win a record eighth Italian Open 6-1, 1-6, 6-3 on Sunday.
The top-seeded Serb, who had not dropped a set in four matches since the round of 16 at the Australian Open in January, looked out-of-sorts throughout the 98-minute contest.
Roger Federer is one win from becoming the oldest world number one in ATP Tour history after beating Philipp Kohlschreiber 7-6(8), 7-5 in the last 16 of the Rotterdam Open on Thursday.
Simona Halep's brave Australian Open campaign but the exhausted Romanian hit a dead end in the final as she crumbled in a thriller against Caroline Wozniacki.
Simona Halep and Caroline Wozniacki will compete for high stakes in Saturday's Australian Open final, having each needed to save match points to prevent a premature exit at Melbourne Park.
Germany's Angelique Kerber breezed past American Madison Keys in straight sets to enter the Australian Open semi-finals in Melbourne on Wednesday. The 2016 champion easily won 6-1, 6-2 in just 51 minutes.
IMAGES from the matches played on Day 3 of the Wimbledon Lawn Tennis Championships at All England Lawn Tennis and Croquet Club on Wednesday
Five nations, including Russia, whose doping records have risked weightlifting's place on the Olympic schedule have been limited to just two athletes for the 2020 Tokyo Games by the sport's governing body, according to a document seen by Reuters.
Djokovic is clubbed with Federer, Juan Martin Del Potro, David Goffin and Alexander Zverev.
Former US Open champion Del Potro fired down 11 aces and did not face a break point during the one hour, 33 minutes match.
Spain's Alvaro Morata scored a goal in each half as they beat a highly defensive Malta side 2-0 away on Tuesday to move top of their Euro 2020 qualifying group with two wins out of two games.
Garbine Muguruza roared into the French Open semi-finals with a 6-2, 6-1 demolition job of Maria Sharapova on Wednesday.
Summary of sports events and persons who made news on Tuesday
A chubby-looking Ronaldo said farewell to soccer in Brazil's lacklustre 1-0 win over Romania in a friendly on Tuesday, missing three chances in the 15 minutes he was on the pitch.
Leander Paes and Scott Lipsky progressed to the semifinals of the ATP Geneva Open after getting a walkover from their opponents Rogerio Dutra Silva and Paolo Lorenzi.