But then Gauff learned that MacMillian, a Canadian educated in America and based in South Africa, was available. And then her ...

The clip shows a Lokoli serve in slow motion, with the ball going up in the air seemingly for days. But behind it is the couple, sharing a kiss right before the point begins.

Results: Patterns of muscle activation were observed during the tennis serve motion. The serratus anterior (−287 ms before ball impact) and upper trapezius (−234 ms) were active in the early cocking ...