1989 British Open champion Mark Calcavecchia disqualified from Masters for phone use

1989 British Open champion Mark Calcavecchia was disqualified from the Masters for using his cell phone. The 65-year-old American golfer violated Augusta National's strict no-phone policy, leading to his immediate expulsion from the tournament grounds. This rule applies to all attendees, including former champions, to maintain the event's atmosphere. Other players have also faced similar penalties.