Wimbledon 2013: day four - in pictures

Kimiko Date-Krumm grimaces as she strecthes for a wide backhand in her victory over Romania's Alexandra Cadantu on Court 12
Photograph: Tom Jenkins for the Guardian

Date-Krumm becomes the latest victim of the teflon fairies
Photograph: Tom Jenkins for the Guardian

Japanese fans watch Date-Krumm as she beats Cadantu in straight sets
Photograph: Tom Jenkins for the Guardian

It's old skool sports nutrition for Alexandra Cadantu of Romania: bananas, none of those new-fangled, fancy energy gels
Photograph: Tom Jenkins for the Guardian

116 seed Sergiy Stakhovsky gives an interview the morning after he beat Roger Federer, causing one the tournament's greatest ever upsets
Photograph: Tom Jenkins for the Guardian

Serena Williams shouts out as she nets an easy shot during her match against Caroline Garcia
Photograph: Tom Jenkins for the Guardian

Maria Sharapova in the front row on Court 3, watching her boyfriend Grigor Dimitrov in action the day after she left the tournament
Photograph: Tom Jenkins for the Guardian

Grigor Dimitrov slips during his match against Grega Zemlja
Photograph: Tom Jenkins for the Guardian

Spectators fill centre court to watch Serena Williams in action
Photograph: Tom Jenkins for the Guardian

The roof on Centre Court closes as light rain falls
Photograph: Tom Jenkins for the Guardian

Novak Djokovic serves under the closed roof of centre court
Photograph: Tom Jenkins for the Guardian

Bobby Reynolds stretches every sinew to keep the ball in play against Novak Djokovic
Photograph: Tom Jenkins for the Guardian

Novak Djokovic towels himself down during a break in play
Photograph: Tom Jenkins for the Guardian

Novak Djokovic salutes the crowd after comfortably beating Bobby Reynolds
Photograph: Tom Jenkins for the Guardian

Djokovic signs memorabilia for fans before leaving Centre Court
Photograph: Tom Jenkins for the Guardian