Bagalkot, Aug 5 (ANI): Authorities intensified rescue operations on Tuesday (August 05) to save a six-year-old boy, who accidentally fell into a borewell in Karnataka. The boy, Thimanna, had fallen into an open borewell at a farm in Bagalkot district of the state on Sunday. He also said they have tied a rescue thread to the boy's wrist which would help to lift the child. Oxygen is being supplied through a pipe into the borewell to keep the boy alive.