(TOI)
A police investigation is on after a after a thatched shed of ONGC, where construction materials were kept, was set on fire by unidentified miscreants, near Muthupettai in Tiruvarur district on Wednesday. Police said the shed was set up to store materials like 1500 of cement, by a man contracted to work for ONGC. The authorities have reportedly begun the process of extracting natural oil and gas in Idumbavanam, Mangalanayagipuram villages near Muthupettai area in Tiruvarur district.