ROTTERDAM, NETHERLANDS - FEBRUARY 17: ABN Amro WTT Roger Federer during the ABN Amro World Tennis Tournament at the Rotterdam Ahoy on February 17, 2018 in Rotterdam Netherlands (Photo by Jan Kok/Soccrates/Getty Images)
ROTTERDAM, NETHERLANDS - FEBRUARY 17: ABN Amro WTT Roger Federer during the ABN Amro World Tennis Tournament at the Rotterdam Ahoy on February 17, 2018 in Rotterdam Netherlands (Photo by Jan Kok/Soccrates/Getty Images)