Mickelson aims to redefine career by claiming grand slam at US Open

Phil Mickelson believes winning the US Open to complete the career grand slam is the only thing which can redefine his career, but whether it would restore his reputation remains up for debate.

While Brooks Koepka won a second consecutive title and Tommy Fleetwood equalled the lowest score in tournament history at Shinnecock Hills last year, the unwelcome abiding memory was of Mickelson's antics during the third round.