Jelena Jankovic cruises into fourth round

Jelena Jankovic has cruised into the fourth round of the Australian Open with a straight-sets win over Christina McHale.

The Serb broke early in the first to take the first set 6-2.

The 13th seed continued her dominance in the second, breaking early and pinning McHale 6-0

Jankovic will face Caroline Wozniacki in the next round.