4/29/'17 Roger Federer & John Isner serve warm up

Match for Africa 4 in Seattle "Match for Africa 4" was a fourth exhibition event to raise money for the Roger Federer Foundation. The matches were played on 29 April 2017 at KeyArena in Seattle, United States. The doubles match was contested between Roger Federer and Bill Gates versus John Isner and Mike McCready of Pearl Jam, and was won by Federer/Gates 6–4. The singles match between Federer and Isner was then contested and it was won by Federer 6–4, 7–6(9–7).