Nick Kyrgios of Australia plays a forehand during his straight set victory against Novak Djokovic of Serbia in their fourth round match during day ten of the BNP Paribas Open at Indian Wells Tennis Garden. Pics/Clive Brunskill/Getty Images/AFP

Nick Kyrgios ended Novak Djokovic's 19-match winning run at Indian Wells by beating the Serb 6-4 7-6(3) to reach the BNP Paribas Open quarter-finals on Wednesday, while Roger Federer also advanced with a straight sets win over Rafa Nadal.