https://www.cbsnews.com/philadelphia/news/cbs3-summerfest-philadelphia-freedoms-show-off-a-different-type-of-tennis/
CBS3 SummerFest: Philadelphia Freedoms Show Off A Different Type Of Tennis - CBS Philadelphia
Just like the serves, the games seem to whiz by as matches consist of five sets and the first team to earn four points wins.
philadelphia freedomsshow off