A 26-year-old woman and her six-year-old daughter were crushed to death on rail tracks in Lalmonirhat's Patgram Friday morning, police said. Also, the accident left her two-year-old son critically injured. The dead were identified as Sumi Begum and her daughter Tasmira Tabassum Tasin from Dhabalsuti Rahmanpur village of Patgram. A Burimari land port-bound train ran them over as they were crossing the Burimari-Patgram railway tracks in the Ghunti area around 10am, Omar Faruk, officer-in-charge of Patgram Police Station, said. "The mother and her daughter died on the spot." Read more: 4 crushed under train in Gazipur;10 hurt The bodies were sent to the district's Sadar Hospital morgue for autopsies, Faruk said. Sumi's son is now undergoing treatment at the hospital, he added.