Four pedestrians were listed in critical condition after a motorcycle struck nine pedestrians in a Brooklyn park Sunday evening, according to police.

Officials said an adult lost control of a motorcycle, entered Commodore Barry Park near Flushing Avenue and Navy Street, next to the Brooklyn Navy Yard, and struck nine pedestrians. The pedestrians and the motorcycle operator were all taken to local hospitals, authorities said.

Five pedestrians were listed as stable. The motorcycle operator was also hospitalized in stable condition.

Officers remained at the scene Sunday night as they investigated the crash, police said. No arrests have been made.