TENNIS PHOTOS

  • KEY BISCAYNE, FL - MARCH 27: Leonardo Mayer of Argentina returns a shot to Jarrko Nieminen of Finland during day 5 of the Miami Open Presented by Itau at Crandon Park Tennis Center on March 27, 2015 in Key Biscayne, Florida. (Photo by Matthew Stockman/Getty Images)

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  • KEY BISCAYNE, FL - MARCH 27: Leonardo Mayer of Argentina returns a shot to Jarrko Nieminen of Finland during day 5 of the Miami Open Presented by Itau at Crandon Park Tennis Center on March 27, 2015 in Key Biscayne, Florida. (Photo by Matthew Stockman/Getty Images)

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  • KEY BISCAYNE, FL - MARCH 27: Jarrko Nieminen of Finland returns a shot to Leonardo Mayer of Argentina during day 5 of the Miami Open Presented by Itau at Crandon Park Tennis Center on March 27, 2015 in Key Biscayne, Florida. (Photo by Matthew Stockman/Getty Images)

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  • KEY BISCAYNE, FL - MARCH 27: Jarrko Nieminen of Finland returns a shot to Leonardo Mayer of Argentina during day 5 of the Miami Open Presented by Itau at Crandon Park Tennis Center on March 27, 2015 in Key Biscayne, Florida. (Photo by Matthew Stockman/Getty Images)

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  • KEY BISCAYNE, FL - MARCH 27: Jarrko Nieminen of Finland returns a shot to Leonardo Mayer of Argentina during day 5 of the Miami Open Presented by Itau at Crandon Park Tennis Center on March 27, 2015 in Key Biscayne, Florida. (Photo by Matthew Stockman/Getty Images)

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  • Tennis fans put on rain ponchos at the Miami Open tennis tournament, Friday, March 27, 2015, in Key Biscayne, Fla. (AP Photo/Wilfredo Lee)

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  • KEY BISCAYNE, FL - MARCH 27: Heather Watson of Great Britain in action against Angelique Kerber of Germany in their second round match during the Miami Open Presented by Itau at Crandon Park Tennis Center on March 27, 2015 in Key Biscayne, Florida. (Photo by Clive Brunskill/Getty Images)

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  • KEY BISCAYNE, FL - MARCH 27: Angelique Kerber of Germany plays a forehand against Heather Watson of Great Britain in their second round match during the Miami Open Presented by Itau at Crandon Park Tennis Center on March 27, 2015 in Key Biscayne, Florida. (Photo by Clive Brunskill/Getty Images)

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  • KEY BISCAYNE, FL - MARCH 27: Heather Watson of Great Britain plays a backhand against Angelique Kerber of Germany in their second round match during the Miami Open Presented by Itau at Crandon Park Tennis Center on March 27, 2015 in Key Biscayne, Florida. (Photo by Clive Brunskill/Getty Images)

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  • KEY BISCAYNE, FL - MARCH 27: Heather Watson of Great Britain plays a backhand against Angelique Kerber of Germany in their second round match during the Miami Open Presented by Itau at Crandon Park Tennis Center on March 27, 2015 in Key Biscayne, Florida. (Photo by Clive Brunskill/Getty Images)

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