Australian Open preview roundtable: Predictions, top storylines

Rafael Nadal will play Bernard Tomic in the most anticipated first-round match of the Australian Open.
Graham Denholm/Getty Images

Wertheim: Serena. We all like the counterintuitive and the unexpected. We all like daring picks. But, realistically, how do you pick anyone else? Provided she manages to avoid injury (especially to the ankle, her Achilles' heel in Australia), it's hard to conceive of a scenario in which she loses.

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