Casey builds a three-headed lead on Mickelson in Pro-Am

Casey has just dropped two shots over the first three rounds AT & T Pebble Beach Pro-Am third-leader leaderboard-15 P Casey (Eng); -12 P Mickelson (USA); -11 S Piercy (US), L Glover (USA); -10 B Gay (USA), M Every (US); -9 R Knox (Sco), J Byrd (USA), S Kim (Kor), S Langley (USA), R Cabrera-Bello (Spa), J Day (Aus), S Stallings (USA) Other selected: -7 G McDowell (NI), J Spieth (USA); -3 T Fleetwood

The Englishman Paul Casey takes a triple lead in the final round of the AT & T Pebble Beach Pro-Am.

The 41-year-old world number 24, which has two PGA titles, started the day right before the lead and scored a five-under-67 on Spyglass Hill to 15 under.

Four-time winner Phil Mickelson had a mixed 70 on Pebble Beach and only owns second place.

Shot Russell Knox is six back after a 68, with Graeme McDowell from Northern Ireland still a two blows adrift.

Three times important winner Jordan Spieth, who had to complete two holes at Spyglass Hill early in the morning after the interruption break due to bad weather, is next to McDowell at seven o'clock & # 39; in the evening after two double bogeys in his two-over-74.

Mickelson, 48, made his 500th cut in the PGA Tour and picked up a magnificent eagle on the 14th after a four-prong of 239 to three feet, but had three bogeys in his opening nine holes.

Competitors play a round each on Pebble Beach, Monterey's Shore Trail and Spyglass Hill during the first three days.

Sunday final round for the top 60 and ties is exclusively played in the legendary Pebble Beach layout.