 American Jenson Brooksby topped No. 2 seed Casper Ruud on the mens side of the Australian Open on Thursday, just a day after fellow American Mackenzie McDonald defeated top seed Rafael Nadal. On the womens side, American Katie Volynets stunned No. 9 seed Veronika Kudermetova to advance to the third round of the Australian Open. Steph Baumgartel, a reporter for Network 10, joins CBS News from Melbourne... 