Whenever Andy Murray waves goodbye to Centre Court these days, nobody can confidently predict if it will be the last time or not.
In the hours after another disheartening defeat at Wimbledon, even the 36-year-old is unsure.
At the start of the 10th anniversary of Murray's iconic first title at the All England Club, when he ended Britain's 77-year wait for a men's singles champion, there was hope.
The hope he could complete a memorable win over Greek fifth seed Stefanos Tsitsipas and earn his most notable victory at a Grand Slam since having career-saving hip surgery in 2019.