Kokkinakis-Harrison handshake and some chatter in Cincinnati

Watch the highlights of Jannik Sinner's great win against Carlos Alcaraz in Beijing 2023 semifinals.

Noah Rubin destroy his shoe in Washington, D.C., pushing off to sprint for a ball against John Isner.

Juan Martin Del Potro and Vasek Pospisil engage a drop shot duel in Miami.

Watch highlights of Serena Williams' fight against her young fellow countrywoman Catherine Mcnally (17 yo) to join third round of this 2019 US Open.

Huge point, one of the longest rallies of the week, between Rafael Nadal and David Ferrer in London (ATP Finals 2015, Masters).