On the this week's episode of Beyond the Baseline, host Jon Wertheim and Jamie Lisanti discuss 10 early storylines and topics ahead of the 2019 US Open, including: the dominance of the Big Three and what it means for the final major of the year; Serena Williams's quest for a 24th major title and her return to New York after last year's final; Naomi Osaka's season and what it will be like for her to return to the US Open as the defending champion; the next wave of young stars, including Bianca Andreescu, Amanda Anisimova, Stefanos Tsitsipas and others; and much more.