SOUTHPORT, UK: Jordan Spieth is in prime position to claim his third major title as he takes a three-shot lead into the final round of the British Open at Royal Birkdale on Sunday (Monday in Manila).

The American star sits atop the leaderboard on 11 under par after shooting a flawless 65 on Saturday — his third consecutive round in the 60s — while compatriot Matt Kuchar is his nearest challenge at eight-under.