“After investigating the incident at the Barclays Center this morning, we determined that no shots were fired,” the 78th Precinct of the NYPD, which serves the Park Slope section of Brooklyn, said in a tweet on Sunday.
A New York City police spokesman told CNN there was a “noise disturbance” on the indoor runway that people mistaken for gunfire. Eighteen people were injured and nine were taken to area hospitals, according to a New York City police spokesman.
The sound source is unclear, police said.
The disruption followed a boxing match between Devonte Davis and Rolando Romero in the middle, and comes as the nation stays on edge after the recent mass shootings in Buffalo, New York, and Uvalde, Texas.
Osaka, who was on the scene, said she was “petrified” when she saw the commotion.
“I was right in the middle of Barclays and all of a sudden I heard screams and I saw people running, then they called us there was an active shooter and we had to pile up in a room and close the doors,” Osaka said on Twitter . In a later statement, the four-time Grand Slam tennis champion said: “I was lucky enough to have a security guard with me and I can’t imagine having to navigate this situation alone, let alone be a child and not to be a false alarm “.