Carlos Alcaraz made to work hard for place in fourth round at Wimbledon

World number one Alcaraz is touted as the only realistic challenger to Djokovic this fortnight

Carlos Alcaraz beat Nicolas Jarry in four sets (Adam Davy/PA)

Carlos Alcaraz remains on course to meet Novak Djokovic in the Wimbledon final – but the seven-time champion will not be having sleepless nights just yet.

World number one Alcaraz, touted as the only realistic challenger to Djokovic this fortnight, joined the Serbian in the fourth round after beating Nicolas Jarry.