Mukesh Ambani bomb scare: NIA begins probe in gelatin sticks recovery case The National Investigation Agency (NIA) reached Mumbai on Tuesday to begin investigation into the case related to gelatin sticks recovered in an abandoned car found outside businessman Mukesh Ambani's residence. advertisement UPDATED: March 10, 2021 07:41 IST The Scorpio found outside Mukesh Ambani's home Antilia on February 25 (Photo Credits: Sahil Joshi and Divyesh Singh/India Today) The National Investigation Agency (NIA) reached Mumbai on Tuesday to begin investigation into the case related to gelatin sticks recovered in an abandoned car found outside businessman Mukesh Ambani's residence. The explosives were found in a car near Ambani residence on February 25. The case was registered at the Gamdevi Police station and the investigation was handed over to the crime branch. Around 3 pm in the afternoon on Tuesday, NIA officials reached Antilia, the multi storeyed residence of Asia's richest man, Ambani.