2020 US Open September 11, 2020

Four become two: The best pictures from the US Open semifinals

Look back at all the best pictures from a classic semifinal night in New York as Naomi Osaka and Victoria Azarenka booked their places in the final.

Naomi Osaka's sixth mask to raise awareness of Black deaths in the USA honored Philando Castile, shot by a Minnesota police officer in 2016. — 01 /10

Naomi Osaka's sixth mask to raise awareness of Black deaths in the USA honored Philando Castile, shot by a Minnesota police officer in 2016.

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A battle of the powerful serves and forehands between Jennifer Brady and Naomi Osaka saw no breaks in the first set, and only one break point - against Osaka. — 02 /10

A battle of the powerful serves and forehands between Jennifer Brady and Naomi Osaka saw no breaks in the first set, and only one break point - against Osaka.

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Osaka survived that break point and dominated the ensuing tiebreak, and the pattern of authoritative service holds continued through much of the second set. — 03 /10

Osaka survived that break point and dominated the ensuing tiebreak, and the pattern of authoritative service holds continued through much of the second set.

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But it was Grand Slam semifinal debutante Brady who struck at the end of the second set, capturing the first break of the match and forcing a decider against Osaka. — 04 /10

But it was Grand Slam semifinal debutante Brady who struck at the end of the second set, capturing the first break of the match and forcing a decider against Osaka.

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Osaka would not find a break point against Brady until the last set, but made the most of her first opportunity to seize the deciding break of serve and go on to a 7-6(1), 3-6, 6-3 win - and a place in her second US Open final. — 05 /10

Osaka would not find a break point against Brady until the last set, but made the most of her first opportunity to seize the deciding break of serve and go on to a 7-6(1), 3-6, 6-3 win - and a place in her second US Open final.

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Serena Williams waits to go on court for the second semifinal against Victoria Azarenka. — 06 /10

Serena Williams waits to go on court for the second semifinal against Victoria Azarenka.

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Serena Williams's quest to reach her 11th US Open final got off to a superlative start as she raced to a 6-1, 1-0 lead over Victoria Azarenka, and held a point to move up a break in the second set. — 07 /10

Serena Williams's quest to reach her 11th US Open final got off to a superlative start as she raced to a 6-1, 1-0 lead over Victoria Azarenka, and held a point to move up a break in the second set.

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Azarenka trailed Williams 4-18 in their head-to-head, and 0-10 on the Grand Slam stage - but the Cincinnati champion fought back to take the next two sets for a 1-6, 6-3, 6-3 victory, sealed with an ace. — 08 /10

Azarenka trailed Williams 4-18 in their head-to-head, and 0-10 on the Grand Slam stage - but the Cincinnati champion fought back to take the next two sets for a 1-6, 6-3, 6-3 victory, sealed with an ace.

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Two-time Australian Open champion Azarenka celebrates reaching her first Grand Slam final in seven years and fifth overall. — 09 /10

Two-time Australian Open champion Azarenka celebrates reaching her first Grand Slam final in seven years and fifth overall.

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Azarenka may have brought Williams's famous quest for a 24th Grand Slam title to an end, but the two friends and mothers still shared a warm moment at net. — 10 /10

Azarenka may have brought Williams's famous quest for a 24th Grand Slam title to an end, but the two friends and mothers still shared a warm moment at net.

Simon Bruty/USTA