She hasn't won in nine starts since mid-July, her best finish being a silver medal at the Rio Olympics. She hasn't been among the top 10 in any of her last five starts and wasn't even in the top 40 in three of those.
Despite all that, all the big prizes - player of the year, money title, scoring title and the yearlong points chase called the Race to the CME Globe - are well within Ko's reach this week. The LPGA Tour season wraps up with the CME Group Tour Championship that starts Thursday, when Ariya Jutanugarn and Ko will basically go head to head for year-end honors.