WINNING SMILE: Frenchman Gael Monfils enjoyed his visit to Centre Court. His opponent Kyle Edmund didn't have much to smile about though; Getty Images
There was some upset results and some familiar faces winning too on day four of Wimbledon. These are the best photos of all the action from the All England Club…
ON A ROLL: Grigor Dimitrov fought past former semifinalist Marcos Baghdatis to reach the third round; Getty Images
BIG UPSET: Slovakian Magdalena Rybarikova was flying as she eliminated title favourite Karolina Pliskova; Getty Images
FRILLS BUT NO THRILLS: World No.3 Karolina Pliskova was shockingly dumped out of the tournament; Getty Images
ON THE RISE: German Alexander Zverev proved too good for fellow #NextGen rising star Frances Tiafoe; Getty Images
NINJA ATTACK: Agnieszka Radwanska saved two match points to defeat American Christina McHale; Getty Images
STATEMENT WIN: World No.598 Ernests Gulbis upset Juan Martin del Potro in the second round; Getty Images
ANNOYED: Things were not going to plan for Argentina’s Juan Martin del Potro; Getty Images
WINNING SMILE: Frenchman Gael Monfils enjoyed his visit to Centre Court. His opponent Kyle Edmund didn’t have much to smile about though; Getty Images
ATTACKING: World No.1 Angelique Kerber lines up a forehand in her straight sets win over former semifinalist Kirsten Flipkens; Getty Images
STAYING LOW: Belgian Kirsten Flipkins’ all-court game proved no match for last year’s finalist Angelique Kerber; Getty Images
ON CENTRE: Roger Federer fires a backhand against Serbia’s Dusan Lajovic; Getty Images
HAIR RAISING: Brit Laura Robson in ladies’ doubles action; Getty Images
A BATTLE: Frenchwoman Kristina Mladenovic was knocked out by American Alison Riske in a three-set tussle; Getty Images
PUMPED: Novak Djokovic celebrates his straight-sets win over Czech Adam Pavlasek; Getty Images
UNDER THE RADAR: French Open semifinalist Timea Bacsinszky only lost one game against Kristina Kucova in the second round; Getty Images
ON SERVE: Austrian Dominic Thiem fought past last year’s quarterfinalist Gilles Simon in four sets; Getty Images
STRETCHING: Spaniard Garbine Muguruza is finding form, beating Belgian Yanina Wickmayer to keep her title hopes alive; Getty Images
BIG UPSET: Dudi Sela eliminated higher-ranked and much taller opponent John Isner in the second round; Getty Images
GOT IT COVERED: Caroline Wozniacki had all the answers against a dangerous Tsvetana Pironkova; Getty Images
WHAT A RUN: In his first Grand Slam event Austrian Sebastian Ofner upset No.17 seed Jack Sock to reach the third round; Getty Images
DISAPPOINTED: Former Wimbledon doubles champion Jack Sock reacts during his five-set second round loss; Getty Images
