American pair Phil Mickelson and Justin Thomas took over at the top of the leaderboard midway through the final round of the WGC – Mexico Championship at Chapultepec Golf Club.
With overnight leader Shubhankar Sharma turning in one over par to drop to 12 under, Mickelson and Thomas advanced to 14 under but there were a host of players still in with a chance heading into the closing holes. -----
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