Cameron Smith’s gut-wrenching playoff shank gifts $21 million FedEx Cup golf lead to John Finau

Cameron Smith has fallen agonisingly short of winning the US PGA Tour’s opening FedExCup play-off event, losing a sudden-death playoff at the Northern Trust in New Jersey.

The joint 54-hole leader with world No.1 John Rahm after posting a spectacular course-record 60 on Saturday, Smith gifted…