India, Sept. 20 -- A 200-kg iron piece plunged from the 13th floor of an under-construction building and crashed onto the Kanjurmarg police station premises on Friday, hitting a tree and the station roof before landing on the ground. No one was injured, but police have booked four people, including the site contractor and safety supervisors.

The incident took place around noon when Vishwas Desai, 56, an externment officer, was working in the police station's externment room. He heard a loud crash and, upon checking outside, found the iron piece on the ground.

Police said the piece fell from a construction site being developed by KAMS next to the police station. It first struck a tree, then the station roof, and finally bounced onto the ...