SINGAPORE – How did Angelique Kerber come away the winner of the three-set epic against Dominika Cibulkova in her BNP Paribas WTA Finals Singapore presented by SC Global opener?

On this installment of My Performance, Kerber explains how keeping a positive mentality – and staying aggressive – helped power her to victory in the two-hour-and-seventeen-minute thriller.

Another key to Kerber’s victory: her composure during the big moments, as SAP revealed in this Stat Of The Day.