Roger Federer, who is now 42 and retired from the world of men’s professional tennis, which he dominated for more than two decades, appears to be finding a new way to enjoy his free time. The 20-time ...
LONDON (Reuters) - What started as a bit of fun may just have led to a masterstroke. It was the summer of 2015 when, on the suggestion of his coach, Severin Luthi, Federer unleashed the SABR, the ...