Mickelson, longtime caddie to part waysTogether for 25 years and more than 600 golf tournaments, Phil Mickelson and caddie Jim ''Bones'' Mackay are moving on. In a surprising email just two daysSI Staff|Share on FacebookShare on XAdd us as a preferred sourceMickelson, longtime caddie to part waysAdd us as a preferred source on GoogleFollowLoading recommendations... Please wait while we load personalized content recommendationsPublished Jun 20, 2017 | Modified Jun 20, 2017SI STAFFShare on FacebookShare on X