Three-year-old Neha, who fell into a 250-300ft-deep borewell in Sector 8 while playing on Sunday evening, died after a 10-hour rescue operation. She was pulled out at around 4am on Monday but showed no signs of movement. GURGAON: Three-year-old Neha, who fell into a 250-300ft-deep borewell in Sector 8 while playing on Sunday evening, died after a 10-hour rescue operation.