By Joshua Lees Phil Mickelson has revealed he is open to the idea of LIV Golf changing its format, a demand made by £450 million signing Jon Rahm prior to his move last month. Mickelson has emerged as one of LIV’s biggest advocates having led the first wave of stars in joining the breakaway league back in the summer of 2022. The LIV setup has prided itself on a differing format to its PGA Tour rivals, with events played over 54 holes with no cut. Tournament tee times are also different too, with each day’s play at every event beginning with a shotgun start, where all 54 players tee off the sam…