Novak Djokovic and Victoria Azarenka both continue winning runs at Indian Wells . World No . 1 Bryan wins 15th straight match against Bulgaria 's Grigor Dimitrov . Azarenka 's winning streak now stands at 17 after victory over Urszula Radwanska . Sam Querrey will replace John Isner as the top - ranked American male tennis player .
Novak Djokovic and Victoria Azarenka both continue winning runs at Indian Wells . World No . 1 Djokovic wins 15th straight match against Bulgaria 's Grigor Dimitrov . Azarenka 's winning streak now stands at 17 after victory over Urszula Radwanska . Sam Querrey will replace John Isner as the top-ranked American male tennis player .