Across decades and continents, with history repeatedly on the line, Serena and Venus Williams' on-court rivalry is nothing short of epic. On Saturday, Serena and Venus face off for the 28th time in their careers, this time for the Australian Open title and, for Serena, another record-breaking milestone. Courtney Nguyen and David Kane take a deep dive into the Serena and Venus rivalry and detail why it is one of, if not THE, greatest story in sports. You'll also hear from one of the biggest stories of the tournament in Mirjana Lucic-Baroni, as well as American breakout CoCo Vandeweghe. Subscribe to the podcast on iTunes, Stitcher, TuneIn or on any podcast app of your choice to ensure you never miss an episode when they go live. Reviews are always helpful, so if you like what you've heard so far, leave us one. You can also get new episode alerts by following us on Twitter @WTA_Insider.