Britain’s Andy Murray became the new world number one on Saturday after Milos Raonic withdrew from their Paris Masters semi-final with injury.

The walkover will see Murray, 29, move to the top of the rankings for the first time in his career after replacing long-time incumbent Novak Djokovic.

The Scot’s climb to the ATP rankings’ summit caps a remarkable year which has seen him win a second Wimbledon crown and mount a successful defence of his Olympic title in Rio.

Here, we look at the best tweets so far.