Jon Rahm forced to issue apology after 'inexcusable' PGA Championship incident

Jon Rahm issued an apology after accidentally hitting a volunteer with a grass divot during the PGA Championship. The incident occurred on the 7th hole when Rahm angrily smashed his club into the ground in frustration. Rahm described his behaviour as 'inexcusable' and expressed remorse for the unintended consequences of his outburst.