警方调查芝加哥山脊购物中心据报发生枪击事件;发现恶作剧造成混乱,无危险。 Police investigate reported gunfire at Chicago Ridge Mall; find prank caused chaos, no danger.

周日晚上向芝加哥Ridge Mall开枪的报告引起了警方的反应,但调查人员没有发现有枪击或受伤的证据。 Reports of shots fired at Chicago Ridge Mall on Sunday evening prompted a police response, but investigators found no evidence of gunfire or injuries. 目击者听到一声巨响,看到有人在跑。 Witnesses heard a loud boom and saw people running. 警方认定这起事件是商场内一群人的恶作剧。 Police determined the incident was a prank by a group inside the mall. 目前正在进行调查,以查明责任人,当局确认没有持续威胁公众。 The investigation is ongoing to identify those responsible, with authorities confirming no ongoing threat to the public.