The U.S. Open is expanding to 15 days this year as it shifts to a Sunday start for the first time in the Open era.

tennis scoring is unorthodox, but it's quite simple when you break it down piece by piece and point by point. Tennis matches work in three phases: A game, a set and a match. A game is played ...

Then there’s tennis ... also known as 10-point tiebreaks. This rule, which has only been introduced in recent years in the grand slam events - Australian, French and US Opens, plus Wimbledon ...