A mysterious fireball flew across sky in northwestern China.

Mobile phone footage of CCTV filmed in the city of Pingliang in Gansu Province on July 10 shows a ball of fire falling from the sky.

An employee of the local emergency management bureau said the location of where the fireball landed was unknown. No serious incident was reported and the case was being investigated.

Baolin Zhang, a meteorite specialist at the Beijing Planetarium, told Gansu Television, said: "The fireball might be a bolide. But it is hard to find where did it fall."

The video was provided by local media with permission.

7月10日晚，甘肃省平凉市华亭市出现火球状的不明飞行物。
华亭市应急管理局工作人员称，视频中的画面是在华亭市人民广场，后方的山为皇甫山。 火球的降落地点目前不太清楚，目前还在核查中，未发生重大灾害事故。他们会立即联系相关乡镇核实调查。
原北京天文馆陨石专家张宝林老师称，“目测来看，这个大火球应该是一颗火流星。但要找到准确坠落位置是很难的。”（视频由甘肃台提供）