With Ben Rothenberg, we preview the men's Australian Open semifinals between Novak Djokovic versus Tommy Paul and Stefanos Tsitsipas versus Karen Khachanov.

Novak Djokovic vs Tommy Paul
0:33: Ben Shelton’s run to the quarters.
4:22: Where US men’s tennis is at.
8:05: Tommy Paul’s run to the semis.
9:29: Touching on Ben’s supposed grudge towards Novak Djokovic.
12:15 Can Paul trouble Djokovic in this form?

Stefanos Tsitsipas vs Karen Khachanov
13:36: Stefanos Tsitsipas’s mental game.
16:17: How will Tsitsipas fare against Khachanov?
17:04: Where does Tsitsipas rank beside Medvedev and Zverev?
20:39: Prediction for the tournament.