Lydia Ko will start in the last group in the final round of the LPGA's Tournament of Champions in Florida

Ko is four back from the lead with 18 holes to play - in a share of third, but has been grouped to go in the last threesome.

She starts at 4:20am tomorrow morning.

Meanwhile, Austrian Sepp Straka has birdied the last hole of his third round to take the outright lead at the PGA Tour event at Pebble Beach.

Straka is 16-under for the tournament - one clear of Irishman Shane Lowry and Northern Irishman Rory McIlroy.

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