Host Jon Wertheim talks with SI.com tennis editor Jamie Lisanti about the 2018 Australian Open and the implications the results will have on the coming weeks of tennis. Topics include Roger Federer's 20th Grand Slam title; Caroline Wozniacki's breakthrough and first major title; Rafael Nadal's withdrawal and injury; the Australian Open app and website and how technology plays a big role in a major tournament's success; Tennys Sandgren and much more.