This 6-time major winning caddie is on an amateur's bag at the AT&T Pebble Beach Pro-Am
Everything at Pebble Beach Golf Links is first-class, but one amateur in the field this week at the AT&T Pebble Beach Pro-Am ...
Golf Digest10d
'Bones' Mackay asked this golfer if he could caddie for him at Pebble Beach this week
MORE: Rory McIlroy 'stumbled upon' this ball change Mackay carried the bag for 36 holes this week for amateur Jimmy Dunne, vice chairman and senior managing principal of Piper Sandler and one of ...