Defending champion John Isner reached the Miami Open quarter-finals.
Isner welcomes Wimbledon’s decision to introduce tiebreaks at 12-12 in the final set.
Wherever he plays, Juan Martin Del Potro is the nice guy the crowd likes to back.
Rafael Nadal reclaims top spot in the men’s ATP rankings a day after Swiss rival Roger Federer crashed out in Miami.
Such freakish passages of play are rare, but are what make the unique tennis scoring system a thing of wonder.