Several spectators were injured by a runaway golf cart during the second round of the US Open at Pebble Beach.
Tournament officials said four people were injured in the incident on the 16th hole, although a California Highway Patrol (CHP) report put the number of injured at five, according to Golfweek.
The CHP report said that a vendor was loading his golf cart when a box fell on to the vehicle's accelerator and propelled the cart into a group of people.
Two people were taken to hospital for treatment. The injured range in age from 25 to 82.
A statement from tournament organisers the USGA read: "Unfortunately, during today's second round of the US Open there was an incident involving a golf cart on the 16th hole that resulted in three spectators and a vendor being injured and requiring medical treatment.
"We will continue to monitor their conditions."