Officers had been known as to the known as to the constructing on Eddystone Street at Bexley about 11.20pm yesterday after workers discovered a gap within the window of the first-floor meal room.
No accidents have been reported.
Police have been informed all residents had been asleep and no workers had been utilizing the room on the time.
“What’s believed to be a ball bearing was discovered when the scene was examined,” police stated right now.
“It is present process additional examination however is believed to have induced the injury.”
Inquiries are persevering with.
Anybody with info, CCTV footage or dashcam imaginative and prescient from the world on the time of the incident ought to name Crime Stoppers on 1800 333 000.